left gov.松手放开(撒手)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-lateral slip左旋错动left handed crystal左晶,左旋水晶left-off movement(汽车) 左转驶出行驶left axis deviation心电轴左偏left superior olive左上橄榄体left coset relation左陪集关系Left faucial tonsil左腭扁桃体left recursive form左递归形式left inside forward左内锋left-hand running左侧行车