Word · Frequency #6790
pesticides
杀虫剂；农药
pesticides is the plural of pesticide.
核心释义
a chemical substance used to kill pests such as insects or rodents
- 1.
任何杀死或抑制害虫活动的物质,尤其是合成物质,也包括硫磺、病毒、细菌或其他生物
Anything, especially a synthetic substance but also any substance (e.g. sulfur), or virus, bacterium, or other organism, which kills or suppresses the activities of pests.
- 2.
杀虫剂
a chemical used to kill pests (as rodents or insects)
除害剂；灭害剂；任何杀死或抑制害虫活动的物质,尤其是合成物质,也包括硫磺、病毒、细菌或其他生物；杀虫剂；杀虫剂；[化] 农药
用法In use
Farmers often spray pesticide on their crops to protect them from insects.
用法提示：pesticide 作名词，意为“杀虫剂、农药”，此处为单数形式。
The vegetables were grown without any chemical pesticides.
用法提示：pesticides 为 pesticide 的复数形式，此处指“化学农药”。
Before buying, check whether this pesticide is safe for pets.
用法提示：pesticide 作单数可数名词使用，表示“杀虫剂”。
use [pesticide]
pesticide 常以复数形式出现，泛指各类农药。
Farmers use pesticides to protect their crops.
农民使用杀虫剂来保护庄稼。
apply [pesticide] to [sth]
apply...to...强调将农药施用于特定对象。
相关词与表达Connections
搭配Collocations
- use pesticides
- 使用杀虫剂
- Farmers often use pesticides to protect their crops from insects.农民经常使用杀虫剂来保护庄稼免受虫害。
- apply pesticides
- 喷洒农药
- The workers applied pesticides to the fields early in the morning.工人们清晨在田间喷洒了农药。
- chemical pesticides
- 化学农药
- Many organic farmers avoid chemical pesticides and use natural alternatives.许多有机农户避免使用化学农药，转而采用天然替代品。
- pesticide residue
- 农药残留
- Washing fruits thoroughly can help remove pesticide residue.彻底清洗水果有助于去除农药残留。
- pesticide spray
学习提示Learner notes
记忆技巧Memory Tip
pest（害虫）+cide（杀）= 杀虫剂/农药
语境与语域Context & Register
农药，杀虫剂；多用于农业、园艺、环境科学等正式或技术性语境，属于中性专业术语。
发音与拼写Pronunciation & Spelling
Most -cide words share the spelling pattern '-cide' and final /saɪd/ sound, but differ in stress position and preceding consonants; none rhyme perfectly with 'pesticide' due to differing vowel sounds or consonant clusters.
用法优先级Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.