名词
中文翻译：普通士兵
同义词：
['ordinary soldier', 'ordinary member例句：1. The rank-and-file soldiers are the backbone of our army.（普通士兵是我们军队的中坚力量。）']
例句：
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1. The rank-and-file soldiers are the backbone of our army.
普通士兵是我们军队的中坚力量。
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2.He is a rank-and-file worker who has devoted his life to the cause.
他是一名普通的工人，毕生致力于这项事业。
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3. In the ranks-and-file members, there are some who have made significant contributions.
在普通成员中，有些人做出了重大贡献。