They fumigated the room to kill the vermin.

他们用烟熏房间以杀死害虫。

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They fumigated the house to kill the vermin.

他们熏蒸房子以杀死毒虫。

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Every Dragon Boat Festival, people sweep the house clean, sprinkle with realgar water in the kitchen, to kill the vermin or prevent propagation of poisonous insect.

每逢端午节，人们把房子扫干净，在厨房里洒上雄黄水，用来杀死毒虫或防止毒虫孳生。

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Incredibly, the EPA regulates such plants as pesticides and subjects them to even more stringent regulation than the deadly chemical poisons used to kill vermin, viruses or bacteria.

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