名词
中文翻译：登机检查同义词
同义词：
['check-in', 'security check', 'passenger check']
例句：
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1. Before boarding the plane, passengers must complete their boarding passes.
登机前，乘客必须完成他们的登机牌。
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2. The airline required a boarding check for all international flights.
航空公司对所有国际航班要求进行登机检查。
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3. During the boarding check, the flight attendant asked everyone to remove their shoes.
在登机检查期间，乘务员要求每个人脱鞋。