insect repellent的用法和樣例：
例句
用作名詞 (n.)
- Insecticides are widely used for controlling most insect pests.
殺蟲劑廣泛應用於防治大多數害蟲。 - 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，在撒哈拉沙漠以南地區，全球基金會以及其它組織一直在為當地居民免費提供用長效殺蟲劑處理過的蚊帳。
