你好,tear down 拆掉,扯下,拆毁,拆卸, 逐条驳斥, 诋毁 tear down old tenements. 拆毁旧住房tear the rim down 扯下外缘 cut down 1 砍到；2 消减、缩短；3 毁灭、破坏例如：He tried to cut down on smoking but fa...