农民们在收获后熏蒸谷仓以杀死残留的害虫。
The farmers ___fumigate the barn after harvest to kill remaining pests.
这些木制家具经过烟熏处理以防止虫蛀。
The wooden furniture was ___fumigated to protect it from insects.
他们在仓库里熏蒸消毒以杀死所有害虫。
They are ___fumigating the warehouse to kill all the pests.
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