leftismn.左翼主义；急进主义leftadj.左边的adv.向左n.左边；左派分子；【体】左手拳动词leave的过去式和过去分词形式.left-sided sequence左序列left subclavian trunk左锁骨下干Left false vocal cord左侧假声带Left- Wing magazine左翼文艺期刊left global dimension左整体维数left auricular artery左冠状动脉left balanced functor左平衡函子left-handed crystal左晶Left margin of tongue舌左缘Left the door ajar.让门半开着