insect repellent的用法和樣例：
例句
用作名詞 (n.)
- Insecticides are widely used for controlling most insect pests.
殺蟲(chóng)劑廣泛應用于防治大多數害蟲(chóng)。 - For several years in sub-Saharan Africa, the Global Fund and other groups have been paying for bed nets treated with long-lasting insect poison.
幾年來(lái)，在撒哈拉沙漠以南地區，全球基金會(huì )以及其它組織一直在為當地居民免費提供用長(cháng)效殺蟲(chóng)劑處理過(guò)的蚊帳。
