记忆方法
将“insect”和“icide”组合记忆。想象一种能消灭（-cide）昆虫（insect）的化学物质。这种方法通过将两个部分的概念结合起来，帮助你记住整个单词的含义。
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中文词源
insecticide 杀虫剂
insect-,昆虫，-cid,杀，词源herbicide.
英语词源
- insecticide (n.)
- "substance which kills insects," 1865, from insect + -cide.
权威例句
- 1. Thanks to a new EU directive, insecticide labelling will be more specific.
- 根据欧盟的一项新指令，杀虫剂的标签标注将更加明确。
- 2. About 70% of the cocoa acreage is treated with insecticide.
- 大约70%的可可树林地喷过杀虫剂。
- 3. Spray the plants with insecticide.
- 给植物喷洒杀虫剂。
- 4. The pad is impregnated with insecticide.
- 垫子上满是杀虫剂。
- 5. Apply the insecticide sparingly.
- 慎用杀虫剂.