这个房子昨夜失火了，是小孩玩火造成的。
The house caught fire last night, which was caused by children playing with fire.
这些都是与客流量和小孩玩火地区最好的，因为大多数喷头，以及它们重视地下早起是易碎的PVC塑料的。
These are best in areas with foot traffic and playing children, because most sprinklers and the underground risers to which they attach are made of breakable PVC plastic.
必须有人教导小孩子们不能玩火。
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