名词
中文翻译：Unknown
同义词：
['trainer', 'trainer', 'trainee', 'trainee', 'trainee', 'trainee']
例句：
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1. The train preparer was responsible for ensuring the safety of all passengers during the journey.
火车准备者负责确保旅途中所有乘客的安全。
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2. The train preparer had to make sure that all equipment was in good working order before the train departed.
火车准备者在火车出发前必须确保所有设备都处于良好工作状态。
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3. The train preparer was responsible for checking the weather forecast and making necessary adjustments to the schedule.
火车准备者负责查看天气预报并做出必要的行程调整。