名词
中文翻译：劳动证明书
同义词：
['work certificate', 'employment certificate例句：1. He needs a labour certificate to work in the construction industry.（他需要一份劳动证明才能在建筑行业工作。）']
例句：
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1. He needs a labour certificate to work in the construction industry.
他需要一份劳动证明才能在建筑行业工作。
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2.The company issued him a labour certificate for his new job.
公司为他的新工作颁发了劳动证明。
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3. The employer required the employee to provide a labour certificate before starting work.
雇主要求员工在开始工作前提供劳动证明。