名词
中文翻译：工作部件
同义词：
['piece', 'component']
例句：
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1.The engineer carefully assembled each work piece.
工程师仔细组装了每个零件。
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2. This machine is designed to work with various work pieces.
这台机器设计用来与各种零件配合使用。
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3.The carpenter was working on a new work piece when he fell and injured himself.
木匠在制作新的零件时摔了一跤，受了伤。