这是厄尔尼诺的早期迹象这样一个困境是一个臭鸡蛋气味从排气管。
An early sign of such a predicament is a rotten egg smell from the tailpipe.
其它：有污染性气体或气味浓烈、粉尘较小的场所以及需排气与换气的场所。
In the other workshop areas: locations that have potent smelling areas, areas that contain powders and dust, and places need continuous filtration of air.
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