名词
中文翻译：同伴
同义词：
['companion', 'fellow', 'mate', 'sibling']
例句：
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1.He is a classfellow from the same college as me.
他和我来自同一所大学。
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2. They are classfellows who have known each other for years.
他们是多年的朋友。
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3. The classfellow was kind enough to help me with my homework.
这位同辈非常乐于助人，帮我完成了作业。