reciprocating

adj. 前后转动

receptiveness, receptivity, receptivity, receptor, recess, recession, recessional, recessionary, recessive, recharge, rechargeable, recherche, recidivism, recidivist, recipe, recipient, recipients, reciprocal, reciprocal pronoun, reciprocally, reciprocate, reciprocating engine, reciprocation, reciprocity, recital, recitation, recitative, recite, reckless, recklessly, recklessness, reckon, reckon on, reckon with, reckoner, reckoning, reclaim, reclamation, recline, recluse, reclusive,