英语词汇fifth wheel怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	fifth wheel
释义	fifth wheel 1 ENTRIES FOUND: fifth wheel (noun) fifth wheel noun plural fifth wheels fifth wheel noun plural fifth wheels Learner's definition of FIFTH WHEEL [count] informal : an extra person who is not needed in a group多余的人；累赘 He felt more and more like a fifth wheel at the office.他感觉自己在办公室里越来越像个多余的人。
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