Word · Frequency #49817
decontaminates
清除污染；净化；去污
decontaminates is the third person singular of decontaminate.
To remove harmful contamination from something so that it is safe.
- 1.
To remove contamination from (something), rendering it safe.
清除(某物)的污染物,使其安全。
清除(某物)的污染物,使其安全。；净化；排除污染
In use
The team worked overnight to decontaminate the laboratory after the chemical spill.
Workers are decontaminating the equipment with a special solution.
The water must be decontaminated before it is safe to drink.
decontaminate sth
该词是及物动词，直接接需要清除污染的地点、物品等。
Technicians decontaminated the entire building after the leak.
泄漏事件后，技术人员清除了整栋楼的污染物。
sth be decontaminated
被动语态强调受污染对象本身，常用于安全规程或操作说明。
The equipment must be decontaminated before reuse.
设备在再次使用前必须清除污染物。
Verb forms
base decontaminate · third person decontaminates · -ing decontaminating · past decontaminated · past participle decontaminated
Common mistakes
Decontaminate the water is necessary.Decontaminating the water is necessary.
decontaminate 是动词，不能直接用原形作主语；英语中需用动名词 decontaminating 作主语，表示“给水清除污染”。
Firefighters decontaminated the chemicals from the area.Firefighters decontaminated the area.
decontaminate 的宾语是被清除污染的对象（地点或物品），不是污染物本身；若想说“清除化学品”，应用 remove the chemicals from the area。
Connections
Collocations
- decontaminate equipment
- 给设备去污；清除设备上的污染物
- Workers had to decontaminate equipment after the chemical spill.化学品泄漏后，工人们不得不清除设备上的污染物。
- decontaminate the area
- 净化该区域；对该区域进行去污
- Crews worked overnight to decontaminate the area.工作人员连夜工作以净化该区域。
- decontaminate water
- 净化水源；去除水中的污染物
- The filters can decontaminate water enough to make it safe to drink.这些过滤器可以充分净化水源，使其可以安全饮用。
- decontaminate surfaces
- 对物体表面进行去污
- Staff regularly decontaminate surfaces to prevent the spread of infection.工作人员定期对物体表面进行去污，以防感染传播。
- decontaminate clothing
- 清除衣物上的污染物
- Rescue teams decontaminated their clothing before leaving the exclusion zone.
Learner notes
Memory Tip
联想：de-（去除）+ contaminate（污染），就是“去除污染”。想象给受污染的物品彻底清洗，让它恢复安全。
Context & Register
语域：formal 常见场景：hazardous materials cleanup、chemical or biological safety、military or industrial settings 该词多用于正式或专业场合，通常指清除化学、生物或放射性污染物，比较常见于安全规范或技术报告中。
Grammar Note
及物动词，后接宾语
Pronunciation & Spelling
decontaminate and contaminate share the stressed ending /ˈtæmɪneɪt/, so they rhyme. The other words all contain the written suffix -minate but place stress on a different syllable or vowel, so they do not rhyme with decontaminate.
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, WORDNET.