动词
中文翻译：代替
同义词：
['replace', 'take the place of', 'substitute for']
例句：
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1.She substituted her husband's old car with a new one.
她用一辆新车替换了丈夫的旧车。
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2.The teacher substituted in the absence of the main presenter.
在主要演讲者缺席的情况下，老师代为授课。
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3.The student substituted his homework with an essay he had written earlier.
学生用他之前写的一篇作文来代替作业。