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火灾主要是由吸烟者、绝缘不良和孩子玩火柴引起的。
We know that fire is mainly caused by smokers, followed by defective insulations and children playing with matches.
youdao
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火灾主要是由吸烟者、绝缘不良和孩子玩火柴引起的。
We know that fire is mainly caused by smokers, followed by defective insulations and children playing with matches.
youdao