1580s, from worth (n.) + -less. Related: Worthlessly; worthlessness.
权威例句
1. Training is worthless unless there is proof that it works.
除非能证明训练有效,否则就是白搭。
2. You feel you really are completely worthless and unlovable.
你会觉得自己真是毫无价值,一点也不讨人喜欢。
3. The guarantee could be worthless if the firm goes out of business.
如果厂家倒闭,保修单就会变得毫无用处。
4. I'd been brainwashed into believing I was worthless.
我被洗了脑,认为自己一文不值。
5. She had been hoodwinked into buying a worthless necklace.
她受骗买了条一文不值的项链。
词语辨析
【worthy be ~ of, worthwhile, worth be ~ sth/doing, worthless】
worthy be ~ of: 够得上,值得
worthwhile: 值得花时间的,值得做的
worth be ~ sth/doing: 值得
worthless: 无价值的
【worthwhile, worthless, worth, worthy】
worthwhile: 值得的(可作定语和表语)。如:That is a worthwhile program.(那是一个值得听的节目。)So few movies are worthwhile nowadays.(当今有价值的电影很少。)
worthless: 无价值的,无用的(可作定语和表语,无比较级)。如:These stamps are worthless.(这些邮票无价值。)Don’t read worthless books.(不要读些没用的书。)
worth: 值……钱,值得……的。如:This house is worth a lot of money.(这房值很多钱。)The radio program is worth listening to. (这广播节目值得听。)
worthy: (1)有价值的,可尊敬的(常作定语)。如:The teacher was a worthy man.(那位老师是可尊敬的人。)(2)值得的(常作表语)。如:The man is worthy of praise.(这人值得称赞。)它的动词句式是be worthy to be done (be worth doing).