名词
中文翻译：预登记
同义词：
['preregistration', 'pre-registration']
例句：
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1. Before the concert, weneed to pre-register our tickets online.
音乐会前，我们需要在线预登记门票。
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2.The company requires all employees to pre-register for the annual training program.
公司要求所有员工预先登记参加年度培训计划。
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3.The new policy requires pre-registrationof all international students before they can enterthe country.
新政策要求所有国际学生在进入该国之前预先登记。