contraction是什么意思

  近义词：retrenchment，reduction，shrinkage，tightening，shortening，abbreviation，condensation，shriveling，jerking，cramp，spasm，tic，convulsion，combining，compression，ellipsis，constriction，pinching，condensing，digesting，astringency，curtailing，cut，summarization，cramping，constricting，diminishing，synopsis，abstraction，abridging，brief，decrease，digest，synaeresis，shortage，constringency，syncope，restriction，compendium，limitation，precis，control，abridgment，withdrawal，clipping，withering，retrenching，curtailment，decreasing，squeezing，narrowing，abbreviating，recession，tension，contracture，tenseness，tensing，muscularcontraction，musclecontraction，expansion，