一种磁性防倒烟罩，供防止厨房中的排油烟机倒烟使用。
The utility model relates to a magnetic reverse smoke preventing cover for preventing the reverse smoke of a cooking fume exhauster in a kitchen.
如果有风迎面吹来，烟囱也许会倒烟的，然而迎面吹来的风究竟很少，并且炊事员纳布在这一点上倒也不怎么挑剔。
Perhaps the winds which blew directly against the facade would make the chimney smoke, but these winds were rare, and besides, Master Neb, the cook, was not so very particular about that.
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