commence fire
开始火
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The fire drill will commence by a crew member activating the fire alarm system, or other means to sound the alarm, as directed by the USCG Officers.
消防演习，一般由一名船员启动火警系统，或者按照USCG的指示其他方式启动报警。
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