你有带来一些昆虫喷洒剂(来杀昆虫)吗？

Did you bring along some insect spray (to kill the insects)?

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某些新的苯基取代的环状脲衍生物具有未预料到的杀昆虫活性。

Certain novel phenyl substituted cyclic urea derivatives have unexpected insecticidal activity.

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填写适用的杀鼠剂、杀昆虫剂、杀真菌剂、熏蒸剂、去垢剂和消毒剂一 览表。

There shall be written procedures for use of suitable rodenticides, insecticides, fungicides, fumigating agents, and cleaning and sanitizing agents.

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