Word · Frequency #26533
weedkiller
除草剂；除莠剂
a chemical agent that destroys plants or inhibits their growth
- 1.
A chemical agent that destroys unwanted plants (weeds) but not wanted ones (crops etc).
能杀死杂草而不伤害作物的化学药剂。
能杀死杂草而不伤害作物的化学药剂。；除莠剂; 除草剂
In use
I sprayed weedkiller on the path to stop the plants from growing through the cracks.
This weedkiller works well, but you need to keep children away from the area for a day.
She bought a bottle of weedkiller at the garden center last weekend.
apply weedkiller to sth
apply 强调施用，to 后接地点或目标。
I applied weedkiller to the garden path.
我给花园小径施了除草剂。
spray weedkiller on sth
spray 指喷洒，on 后接喷洒对象。
She sprayed weedkiller on the weeds between the crops.
她在庄稼之间的杂草上喷洒除草剂。
a weedkiller for sth
weedkiller 是可数名词，可用 a/an 表示某一种除草剂，复数为 weedkillers。
This is an effective weedkiller for clover.
这是一种对付三叶草的有效除草剂。
Common mistakes
I weedkiller the garden to clear the weeds.I spray weedkiller on the garden to clear the weeds.
weedkiller 是名词（除草剂），不能直接用作动词；表示“喷洒除草剂”要用 spray/apply + weedkiller + 介词（如 on/onto）。
He sprayed weedkiller to the weeds.He sprayed weedkiller on the weeds.
spray 的宾语是除草剂，喷到的对象要用介词 on/onto，不能用 to 来直译汉语的“对……喷洒”。
Connections
Collocations
- apply weedkiller
- 施用除草剂
- You should apply weedkiller on a dry, calm day.你应在干燥无风的天气施用除草剂。
- spray weedkiller
- 喷洒除草剂
- He sprayed weedkiller over the entire lawn to kill the dandelions.他给整片草坪喷洒了除草剂以除掉蒲公英。
- chemical weedkiller
- 化学除草剂
- Many gardeners prefer not to use chemical weedkillers.许多园丁不愿使用化学除草剂。
- a powerful weedkiller
- 强效除草剂
- This is a powerful weedkiller that kills even deep-rooted weeds.这是一种强效除草剂，连深根杂草也能杀死。
- organic weedkiller
- 有机除草剂
- She makes her own organic weedkiller from vinegar and salt.她用醋和盐自制有机除草剂。
Pop culture & quotes
Learner notes
Memory Tip
将 weedkiller 联想为 weed（杂草）+ killer（杀手），一瓶喷剂让杂草死光光，即除草剂。
Context & Register
语域：neutral 常见场景：gardening、agriculture、household use 该词为日常通用说法，语气中性，多用于园艺、农业或家庭场合；若出现在较正式的科技或书面语境中，一般可换用更书面的同义词。
Pronunciation & Spelling
weed、seed、indeed 都含有 -eed，发 /iːd/，与 weedkiller 开头的 weed 发音相同；killer、thriller、chiller 都以 /ɪlə(r)/ 结尾，和 weedkiller 的 -killer 部分发音相同。注意不要看错：killer 不是 kilter /ˈkɪltə(r)/（多一个 /t/），weed 也不是 weird /wɪəd/。
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.