n.注射；注射剂；[医]充血；（卫星等的）入轨 变形： 复数：injections 双语释义：n.(名词)[U][C]注射,注入 an act of injecting英英释义： injection[ in'dʒekʃən ]n.the forceful insertion of a substance under pressureany solution that is injected (as into the skin)同义词：injectantthe act of putting a liquid