第1个回答 2009-01-02
look down:向下看,不带宾语,如:Don't look down while you are on the edge of the cliff. 在悬崖边上别往下看。
look at sb./sth.:看着(某人/某物),如:Look at my eyes and say it again. 看着我的眼睛再说一遍。
look down at sb./sth.:低头看(某人/某物),如:She looked down at her toe and murmured something. 她低头看着自己的脚趾,小声嘟哝着。
look down on/upon:看不起,小看(某人),如:You shouldn't look down on someone else because he is poor. 不要因为别人穷而看不起他。本回答被提问者采纳