英语单词词典

raffia美[ræfiə]英[ræfiə]n.拉菲亚树；酒耶叶的纤维近义词：straw，fibre，fiber，grass，naturalfibre，naturalfiber，raphia，详细释义n.(名词)【纺】拉菲亚树叶之纤维【植】拉菲亚树酒椰叶的纤维【植】酒椰（树）酒椰纤维帽英英释义......

rafferty美[ræfətɪ]英[ræfətɪ]adj.完全不讲章法的；混乱的；无组织的例句TheactorflexedhismusclesonaU.K.beachduringacricketgamewithsonRafferty.裘德·洛在英国一处海滩陪儿子拉弗蒂玩板球游戏时，赤裸着上身......

raff美[ræf]英[ræf]n.废料；大量；社会底层例句Theriff-raffwas/weredelighted!地痞流氓高兴极了！Wholetallthisriffraffintotheroom?谁让这些乱七八糟的东西进来的?Thesepeoplegivemethecreeps.Riffraff!这些人使我起鸡......

raf美[ˌɑːreɪef]英[ˌɑːreɪef]abbr.英国皇家空军(=RoyalAirForce)近义词：RoyalAirForce，RedArmyFaction，英英释义NountheairforceofGreatBritainaMarxistandMaoistterroristorganizationinGermany;anetworkofunde......

raec美英abbr.RoyalArmyEducationalCorps(英国)皇家陆军文教队......

radwaste美[rædweɪst]英[rædweɪst]n.放射性废物例句用作名词(n.)Inordertoreducethepollutionofradwaste,weusuallyadoptfill-inmethodneartheradwaste.摘要为了降低放射性废物的危害，一般采取就地填理的处置技术......

radurization美[rədjuːrɪzeɪʃən]英[rədjuːrɪzeɪʃən]n.(用于食品保鲜的)辐射灭菌；辐射贮存......

radular美[rædʒələ]英[rædʒələ]adj.(软体动物的)齿舌的例句Tinyteethontheradula(tongue)ofthecreaturehavealsobeenidentified.爱和红色表示你有动力及勇气去做得好和获得成功。InP.striata,theautoradiogra......

radula美[rædʒələ]英[rædʒjʊlə]n.齿舌形容词：radular名词复数：radulae例句用作名词(n.)Unlikeothermolluscs,bivalveslackaradulaandfeaturelabialpalps.与其他软体动物不同的是，双壳贝缺乏齿舌，具有唇瓣。......

radon美[reɪdɑːn]英[reɪdɒn]n.氡简写符号：Rn近义词：Rn，详细释义n.(名词)【化】氡（Rn）镭射气拉东（音译名）英英释义Nounaradioactivegaseouselementformedbythedisintegrationofradium;theheaviestoftheinertgasses;occur......

radome美[reɪdoʊm]英[reɪdəʊm]n.(雷达)天线屏蔽器；雷达天线罩近义词：radardome，英英释义Nounahousingforaradarantenna;transparenttoradiowaves例句Letusordersomethingatradomtofullourbelly.我们随便找点东西填......

radnor美英sp.拉德诺郡[英国威尔士原郡名]例句Ritter,Jr.andRadnorJ.Paquette.书名/作者Highwayengineering/LeoJ.Radnor:Itlookslikesomeofthemarestartingtomakekamikazeeruns!看起来好像他们在做神风攻击。Policei......

radix美[reɪdɪks]英[reɪdɪks]n.[数]基数；根值；[植]根名词复数：radices近义词：original，base，英英释义Noun(numerationsystem)thepositiveintegerthatisequivalenttooneinthenexthighercountingplace;"10istheradixofthe......

radius美[reɪdiəs]英[reɪdiəs]n.半径范围；半径；桡骨；辐射区名词复数：radii近义词：circle，breadth，line，distance，length，area，range，ambit，extent，bounds，scope，areaofinfluence，umbrella，reach，sweep，remit，r，spoke，wheelspoke，详细释义n......

radiumtherapy美[reɪdɪəmθerəpɪ]英[reɪdɪəmθerəpɪ]n.镭疗法......

radiumize美[reɪdɪəmaɪz]英[reɪdɪəmaɪz]v.用镭(射线)治疗......

radiumization美[reɪdɪəmaɪzeɪʃən]英[reɪdɪəmaɪzeɪʃən]n.镭(射线)治疗......

radium美[reɪdiəm]英[reɪdiəm]n.[化]镭（元素符号Ra）简写符号：Ra近义词：Ra，详细释义n.(名词)【化】镭（Ra）英英释义Nounanintenselyradioactivemetallicelementthatoccursinminuteamountsinuraniumores例句用作名词(n.)Rad......

radish美[rædɪʃ]英[rædɪʃ]n.（小）萝卜近义词：Raphanussativus，daikon，详细释义n.(名词)（小）萝卜大菜【植】小红萝卜英英释义NounpungentfleshyediblerootradishofJapanwithalongharddurablerooteatenraworcookedpungent......

radiovisor美[reɪdiːəʊvaɪzə]英[reɪdiːəʊvaɪzə]n.电视接收机(光电继电器装置)例句HuaKangPrimarySchoolisblessedwithmodernfacilities.Thenetworklinksthebroadcasting,radiovisorandCampus-WideInforma......

radiovision美[reɪdɪoʊvɪʒən]英[reɪdɪəʊvɪʒən]n.无线电传真(无线电视)......

radioulnar美[reɪdɪoʊʌlnə(r)]英[reɪdɪəʊʌlnə(r)]adj.桡尺骨的例句Derotationalosteotomyatshaftsoftheradiusandulnaforcongenitalradioulnarsynostosis.尺桡骨中段旋转截骨术治疗先天性上尺桡关节融合及......

radiotransparent美[reɪdɪoʊtrænspeərənt]英[reɪdɪəʊtrænspeərənt]adj.在X光照射中不显影的......

radiotracer美[reɪdiːoʊˌtreɪsə]英[reɪdɪəʊtreɪsə]n.放射指示剂(放射示踪物)例句Quantitativesoilanalyseshavebeenaccomplishedbychemicalgravimetricandradiotracertechniques.污垢的定量分析在化学的......

radiotoxologic美[reɪdɪoʊˌtɒksəlɒdʒɪk]英[reɪdɪəʊtɒksəlɒdʒɪk]adj.研究辐射毒物学的......

radiotoxin美[ˌreɪdɪoʊtɒksən]英[reɪdɪəʊtɒksɪn]n.放射性毒素......

radiotoxicology美[reɪdɪoʊtɒksɪkɒlədʒɪ]英[reɪdɪəʊtɒksɪkɒlədʒɪ]n.辐射毒害学......

radiotoxic美[ˌreɪdiːoʊtɒksɪk]英[reɪdɪəʊtɒksɪk]adj.放射性毒的名词：radiotoxicity......

radiothorium美[ˌreɪdiːoʊθoʊriːəm]英[reɪdɪəʊθɔːrɪəm]n.放射性钍近义词：thorium-228，英英释义Nounradioactiveisotopeofthoriumwithmassnumber228......

radiothermy美[reɪdɪoʊˌθɜːmɪ]英[reɪdɪəʊθɜːmɪ]n.利用短波；电磁波之电气透热疗法......

radiotherapy美[ˌreɪdioʊθerəpi]英[ˌreɪdiəʊθerəpi]n.放射线疗法名词：radiotherapist名词复数：radiotherapies近义词：radiationtherapy，actinotherapy，radiation，irradiation，详细释义n.(名词)放射（线）疗法放射科医......

radiotherapist美[ˌreɪdiəʊθerəpɪst]英[ˌreɪdiəʊθerəpɪst]n.放射线治疗医师近义词：radiologist，英英释义NounamedicalspecialistwhousesradioactivesubstancesandX-raysinthetreatmentofdisease......

radiotherapeutics美[reɪdɪoʊθerəpjuːtɪks]英[reɪdɪəʊθerəpjuːtɪks]n.射线疗法......

radioteletype美[ˌreɪdɪoʊtelɪtaɪp]英[reɪdɪəʊtelɪtaɪp]n.无线电电传打字机......

radiotelescope美[ˌreɪdɪoʊteləˌskoʊp]英[reɪdɪəʊteləskəʊp]n.电波望远镜例句Withouttheradiotelescope,wedidntknowthatradionoisescamefromfarinspace.没有射电望远镜,我们不知道无线电波来自遥远的......

radiotelephony美[reɪdɪoʊtəlefənɪ]英[reɪdɪəʊtəlefənɪ]n.无线电话近义词：wirelesstelephone，radiotelephone，英英释义Nountelephonythatusestransmissionbyradioratherthanbywire例句用作名词(n.)LeedeFor......

radiotelephone美[ˌreɪdɪoʊteləˌfoʊn]英[ˌreɪdɪəʊtelɪfəʊn]n.无线电话v.打无线电话形容词：radiotelephonic名词：radiotelephony近义词：wirelesstelephone，radiotelephony，radiophone，英英释义Nountelephonyt......

radiotelemetry美[reɪdɪoʊtɪlemɪtrɪ]英[reɪdɪəʊtɪlemɪtrɪ]n.无线电遥测学例句Todothat,Ihavehadtoadoptanewskill:Radiotelemetry.为此，我需要采用一项新的技术：无线电追踪。radiotelemetrypatientmonitor......

radiotelegraphic美[reɪdiːəʊtelɪɡræfɪk]英[reɪdiːəʊtelɪɡræfɪk]adj.无线电报的......

radiotelegram美[ˌreɪdɪoʊteləˌgræm]英[ˌreɪdɪəʊtelɪgræm]n.无线电报近义词：telegram，......

radiotechnology美[reɪdɪoʊteknɒlədʒɪ]英[reɪdɪəʊteknɒlədʒɪ]n.辐射能；(X光)在工业上的运用......

radiosymmetrical美[reɪdɪoʊsɪmetrɪkəl]英[reɪdɪəʊsɪmetrɪkəl]adj.[数]径向对称的；[动]辐射对称的......

radiosurgery美[reɪdɪoʊsɜːdʒərɪ]英[reɪdɪəʊsɜːdʒərɪ]n.放射外科学例句Brainmetastasestumor;Stereotacticradiosurgery(SRS)；Gammaknife；Wholebrainradiotherapy(WBRT).脑转移瘤；立体定向放射治疗；伽玛......

radiostrontium美[ˌreɪdɪoʊstrɒnʃɪəm]英[reɪdɪəʊstrɒnʃɪəm]n.放射性锶......

radiosonde美[reɪdɪoʊˌsɒnd]英[reɪdɪəʊˌsɒnd]n.无线电高空测候器；无线电探空仪例句用作名词(n.)Aradiosondeisfreetorisetoasgreatanelevationaspossible.无线电探空仪可以自由地上升到尽可能高的高度。......

radiosodium美[reɪdɪoʊsoʊdɪəm]英[reɪdɪəʊsəʊdɪəm]n.[化]放射性钠......

radiosensitivity美[ˌreɪdɪoʊˌsensətɪvətɪ]英[reɪdɪəʊˌsensətɪvətɪ]n.放射敏感度近义词：photosensitivity，英英释义Nounsensitivitytotheactionofradiantenergy例句用作名词(n.)Radiosensitizerscoul......

radiosensitive美[ˌreɪdiːoʊsensɪtɪv]英[reɪdɪəʊsensɪtɪv]adj.对放射线敏感的名词：radiosensitivity英英释义Adjectivesensitivetoradiation;"radiosensitivecancercellscanbetreatedwithradiotherapy"例......

radioscopy美[ˌreɪdɪɒskəpɪ]英[ˌreɪdɪɒskəpɪ]n.放射线透视；X光透视形容词：radioscopic近义词：radiology，英英释义Noun(radiology)examinationoftheinnerstructureofopaqueobjectsusingXraysorotherpenetratin......

radioscopically美[reɪdiːəʊzkɒpɪklɪ]英[reɪdiːəʊzkɒpɪklɪ]adv.放射镜地；放射观察法地......

radioscopic美[ˌreɪdɪoʊskɒpɪk]英[ˌreɪdɪəʊskɒpɪk]adj.放射镜的；放射观察法的......

radioscope美[reɪdɪoʊˌskoʊp]英[reɪdɪəʊskəʊp]n.放射镜(剂量测定用验电器；X射线检试法)......

radioresistance美[ˌreɪdɪoʊrɪzɪstəns]英[reɪdɪəʊrɪzɪstəns]n.辐射阻抗(抗辐射性；耐辐照度)例句IntroductionActually,radiationaloneisnotenoughtokilltumorcellsefficientlybecauseoftheradioresistan......

radioprotector美[ˌreɪdɪoʊprətektə]英[reɪdɪəʊprətektə]n.辐射防护装置例句ObjectiveTosummarizetheradiationhazardstocrewofspaceflightandadvancementinresearchofradioprotector.目的综述国内外航天......

radioprotective美[reɪdɪoʊprətektɪv]英[reɪdɪəʊprətektɪv]adj.避免受辐射影响的；辐射防护的例句Radioprotectiveeffectsofelemeneonspleenlymphocytesubsetsofmiceanditsregulation.榄香烯对小鼠脾淋巴细......

radioprotection美[ˌreɪdiːoʊprətekʃən]英[ʃən]n.辐射防护形容词：radioprotective英英释义Nounprotectionagainstharmfuleffectsofradiation例句用作名词(n.)Thepredictionoftheconcentrationofradioactivenu......

radiophysics美[reɪdɪoʊfɪzɪks]英[reɪdɪəʊfɪzɪks]n.[物]无线电物理学；放射物理学......

radiophosphorus美[reɪdɪoʊfɒsfərəs]英[reɪdɪəʊfɒsfərəs]n.[化]放射磷......

radiophony美[ˌreɪdɪɒfənɪ]英[reɪdɪɒfənɪ]n.无线电话学......

radiophonics美[reɪdɪoʊfɒnɪks]英[reɪdɪəʊfɒnɪks]sp.[复]n.[用作单]无线电发出的声音......

radiophone美[reɪdɪəˌfoʊn]英[reɪdɪəʊfəʊn]n.无线电话；光线电话机形容词：radiophonic近义词：phone，wirelesstelephone，radiotelephone，英英释义Nounatelephonethatcommunicatesbyradiowavesratherthanalongcable......

radiopharmaceutical美[ˌreɪdiːoʊˌfɑːməsuːtɪkəl]英[reɪdɪəʊfɑːməsjuːtɪkəl]n.放射药剂adj.放射性药物的英英释义Nounpharmaceuticalconsistingofaradioactivecompoundusedinradiationtherapy......

radiophare美[reɪdɪoʊˌfeə]英[reɪdɪəʊfeə]n.雷达探照灯(无线电指示台)......

radiopaque美[ˌreɪdɪoʊpeɪk]英[ˌreɪdɪəʊpeɪk]adj.辐射不透明的；射线透不过的名词：radiopacity近义词：radio-opaque，radiolucent，英英释义AdjectivenottransparenttoX-raysorotherformsofradiation;"bariumsulfa......

radiopacity美[ˌreɪdɪoʊpæsɪtɪ]英[ˌreɪdɪəʊpæsɪtɪ]n.辐射不能透过近义词：radio-opacity，英英释义NounopacitytoX-raysorotherradiation例句Radiopacityateach2-weekperiodwasgreaterintreateddefectstha......

radionuclide美[reɪdɪoʊnjuːˌklaɪd]英[reɪdɪəʊnjuːklaɪd]n.放射性核种；放射性核素详细释义n.(名词)物理放射性核种放射性核种放射性核【化】放射性核素同位素例句Radionuclidetraceranalysisisathirdimpor......

radionics美[ˌreɪdɪɒnɪks]英[ˌreɪdɪɒnɪks]n.射电电子学(电子管工程)......

radionews美[reɪdiənwz]英[reɪdiənwz]n.新闻广播......

radiomimetic美[ˌreɪdiːoʊmɪmetɪk]英[reɪdɪəʊmɪmetɪk]adj.辐射模拟的例句aradiomimeticchemical.产生放射性的化学药品radiomimeticdrug放射模拟药radiomimeticaction拟放射作用radiomimeticcompound拟放......

radiometry美[reɪdɪɒmɪtrɪ]英[reɪdɪɒmɪtrɪ]n.辐射线测定例句Radiometrytechnologyplaysanimportantroleinnuclearsafeguard.辐射探测技术在核保障中具有十分重要的作用。Thisradiometryscalibration"cold"t......

radiometer美[ˌreɪdɪɒmɪtə]英[ˌreɪdɪɒmɪtə]n.辐射计；放射计名词：radiometry详细释义n.(名词)放射（量）计【物】辐射计放射量测定器射线检查器辐射通量计辐射（测热）仪放射能测定器英英释义Nounmetertodetectandme......

radiometeorograph美[ˌreɪdɪoʊmɪtɪərəˌgrɑːf]英[reɪdɪəʊmiːtjərəgrɑːf]n.无线电探空仪(无线电高空测候器)近义词：radiosonde，......

radioman美[reɪdiːoʊˌmæn]英[reɪdɪəʊmæn]n.无线电人员例句用作名词(n.)SometimewithinthatafternoontheradiomanwarnedAmeliashewouldbeencounteringstrongwinds.Heaskedherifshewouldtakeanotherroute.The......

radiolysis美[ˌreɪdiːɒlɪsɪs]英[reɪdɪɒlɪsɪs]n.辐射分解(射解作用)形容词：radiolytic名词复数：radiolyses英英释义Nounmoleculardisintegrationresultingfromradiation例句用作名词(n.)Theactionofradiation......

radioluminescence美[ˌreɪdɪoʊˌluːmənesns]英[reɪdɪəʊljuːmɪnesns]n.辐射发光(射线发光现象)......

radiolucent美[ˌreɪdiːoʊluːsənt]英[reɪdɪəʊluːsnt]adj.射线可透过的n.透射的伦琴射线名词：radiolucency近义词：radiopaque，英英释义AdjectivealmostcompletetransparenttoX-raysorotherformsofradiation;"ra......

radiolucency美[reɪdɪoʊljuːsənsɪ]英[reɪdɪəʊljuːsənsɪ]n.射线可透性；射线透射性......

radiology美[ˌreɪdiɑːlədʒi]英[ˌreɪdiɒlədʒi]n.放射学；放射线科形容词：radiological副词：radiologically名词：radiologist近义词：radioscopy，详细释义n.(名词)【医】放射学放射（线）医学X光片读片辐射学放射医疗X射......

radiologist美[ˌreɪdiɑːlədʒɪst]英[ˌreɪdiɒlədʒɪst]n.放射线学者近义词：radiotherapist，英英释义NounamedicalspecialistwhousesradioactivesubstancesandX-raysinthetreatmentofdisease例句Theradiologis......

radiological美[reɪdɪoʊlɒdʒɪkəl]英[reɪdɪəʊlɒdʒɪkəl]adj.放射线学的英英释义Adjectiveoforrelatingtoradiology例句用作形容词(adj.)Whenthesourceisinstalledinsideavessel,thedesignshallfacilitat......

radiolocator美[ˌreɪdɪoʊloʊketə]英[reɪdɪəʊləʊkeɪtə]n.无线电定位器(雷达站)......

radiolocation美[ˌreɪdiːoʊloʊkeɪʃən]英[reɪdɪəʊləʊkeɪʃən]n.用电波探测器探测近义词：radar，radiodetectionandranging，microwaveradar，英英释义Nounmeasuringinstrumentinwhichtheechoofapulseofmicrow......

radiolocate美[reɪdɪoʊloʊkeɪt]英[reɪdɪəʊləʊkeɪt]v.用电波探测器探测英英释义Verblocatebymeansofradar;"Thepilotmanagedtoradiolocatethelostaircraft"......

radiolarian美[reɪdɪoʊlerɪən]英[reɪdɪəʊleərɪən]n.放散虫类的各类动物英英释义Nounprotozoawithamoeba-likebodiesandradiatingfilamentouspseudopods例句RADIOLARIANFAUNACHARACTERSINSOUTHERNSOUTHCHI......

radiolabel美[ˌreɪdɪoʊleɪbəl]英[ˌreɪdɪəʊleɪbl]vt.放射性同位素示踪过去式：radiolabeled/radiolabelled过去分词：radiolabeled/radiolabelled现在分词：radiolabeling/radiolabelling第三人称单数：radiolabel......

radioisotope美[ˌreɪdioʊaɪsətoʊp]英[ˌreɪdiəʊaɪsətəʊp]n.放射性同位素详细释义n.(名词)【物、原子能】放射性同位素英英释义Nounaradioactiveisotopeofanelement;producedeithernaturallyorartificial......

radioiron美[reɪdɪoʊæɪən]英[reɪdɪəʊæɪən]n.[化]放射铁......

radioiodine美[ˌreɪdiːoʊaɪəˌdaɪn]英[reɪdɪəʊaɪəʊdiːn]n.[化]放射碘例句Guidefortheuseofpotassiumiodideinaccidentofradioiodinecontamination.放射性碘污染事故时碘化钾的使用导则。Researchersde......

radioiodinated美[reɪdɪoʊaɪoʊdɪneɪtɪd]英[reɪdɪəʊaɪəʊdɪneɪtɪd]adj.放射性碘(标记)的例句Synthsisofanewligand:2-((2-((Dimethylamino)methyl)phenyl)thio)-5?iodophenylamine(125I-ADAM)asasero......

radioimmunological美[reɪdɪoʊɪmjʊnəlɒdʒɪkəl]英[reɪdɪəʊɪmjʊnəlɒdʒɪkəl]adj.[生化](使用)放射免疫测定(法)的......

radioimmunoassay美[reɪdiːˌoʊɪmjənoʊæseɪ]英[ˌreɪdɪəʊˌɪmjuːnəʊæseɪ]n.放射性免疫测定英英释义Nounimmunoassayofasubstancethathasbeenradioactivelylabeled例句用作名词(n.)Theserumlevelsof......

radioheating美[reɪdɪoʊhiːtɪŋ]英[reɪdɪəʊhiːtɪŋ]n.射频加热......

radiography美[ˌreɪdiɑːɡrəfi]英[ˌreɪdiɒɡrəfi]n.X光线照相术；放射线照相术近义词：skiagraphy，详细释义n.(名词)X光照相术放射线照相术X光照相放射线摄影制作放射照片的过程英英释义Nountheprocessofmakingar......

radiographic美[ˌreɪdɪoʊgræfɪk]英[ˌreɪdɪəʊgræfɪk]adj.放射光线照相术的英英释义Adjectiverelatingtoorproducedbyradiography例句Suchareasappearas"hotspots"onradiographicscans.该区域的放射摄影扫......

radiographer美[ˌreɪdiɑːɡrəfər]英[ˌreɪdiɒɡrəfə(r)]n.放射线摄影师英英释义Nounapersonwhomakesradiographs例句Aradiographofaveinafterinjectionofaradiopaquesubstance.静脉造影一种静脉的放射线照......

radiograph美[reɪdɪoʊˌgrɑːf]英[reɪdɪəʊgrɑːf]n.X光照片；放射线照片v.拍X光线照片形容词：radiographic副词：radiographically名词：radiographer过去式：radiographed过去分词：radiographed现在分词：radiographing......

radiogramophone美[reɪdɪoʊgræməfoʊn]英[reɪdɪəʊgræməfəʊn]n.收音电唱机......

radiogram美[reɪdɪəˌgræm]英[reɪdɪəʊgræm]n.无线电报；射线照相；收音电唱两用机近义词：telegram，shadowgraph，radiograph，skiagraph，skiagram，英英释义Nounamessagetransmittedbywirelesstelegraphyaphotographicima......

radiogoniometer美[ˌreɪdɪoʊˌgoʊnɪɒmɪtə]英[ˌreɪdɪəʊˌgəʊnɪɒmɪtə]n.无线电方位计例句ThefunctionsanddesigningideasofthesoftwarewerereportedaccordingtothePracticeinthejudgementofdirecti......

radiogold美[reɪdɪoʊgoʊld]英[reɪdɪəʊgəʊld]n.[化]放射金......