throw over1.■把…置于…上；使覆盖：He threw a warm cover over his sleeping wife.他给睡着的妻子盖了一条暖和的被子。2.■放弃，抛弃(计划等)；遗弃；背弃：Mary was engaged to Martin,but she threw him over.玛丽已和马丁订婚了，但是她遗弃了他。Don't throw over an old friend.不要背弃老朋友。3.■改掉，放弃(习惯等):You should throw over your lifestyle.你应该改变你的生活方式。4.■拒绝(接受)