1
ozone + noun
The ozone layer protects us from harmful UV rays.
臭氧层保护我们免受有害紫外线的伤害。
臭氧
先理解核心含义，再看它在真实句子里的用法。
臭氧
a colorless gas (O3) that is a strong oxidizing agent, produced by electric discharge or ultraviolet radiation; acts as a screen for ultraviolet radiation in the stratosphere
The ozone layer protects us from harmful UV rays.
臭氧层保护我们免受有害紫外线的伤害。
氧的同素异形体(符号O3),每个分子含三个原子而非通常的两个；是一种有毒气体,由氧经放电产生。
An allotrope of oxygen (symbol O3) having three atoms in the molecule instead of the usual two; it is a toxic gas, generated from oxygen by electrical discharge.
The ozone layer protects us from harmful ultraviolet radiation.
臭氧层保护我们免受有害紫外线的辐射。
Scientists are concerned about the depletion of ozone in the atmosphere.
科学家们对大气中臭氧的消耗感到担忧。
After the rain, the air smelled fresh, almost like ozone.
雨后，空气闻起来很清新，几乎像臭氧的味道。
The ozone layer protects us from harmful UV rays.
臭氧层保护我们免受有害紫外线的伤害。
Scientists study ozone depletion in the atmosphere.
科学家研究大气中的臭氧消耗。
指雷雨后空气中的清新气味。
There is a fresh smell of ozone after a thunderstorm.
雷雨过后有一股新鲜的臭氧味道。
Not this
There is an ozone in the atmosphere.
Use this
There is ozone in the atmosphere.
Ozone 是不可数名词，不能用不定冠词 'an' 修饰。
Not this
We need to breathe ozone.
Use this
We need to breathe oxygen.
Ozone（臭氧）有害健康，而 oxygen（氧气）才是人类呼吸所需的气体；学习者容易混淆这两个词。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
臭氧层
The ozone layer protects us from harmful ultraviolet radiation.
臭氧层保护我们免受有害紫外线的辐射。
臭氧消耗
Chlorofluorocarbons were found to cause ozone depletion.
氟氯碳化合物被发现会导致臭氧消耗。
臭氧空洞
Scientists have been monitoring the ozone hole over Antarctica.
科学家们一直在监测南极上空的臭氧空洞。
地面臭氧
Ground-level ozone is a major component of smog.
地面臭氧是烟雾的主要成分。
臭氧污染
Ozone pollution can cause respiratory problems in humans.
臭氧污染会导致人类呼吸系统问题。
臭氧发生器
An ozone generator is often used to purify air.
臭氧发生器常用于净化空气。
那臭氧层呢？
The song 'Earth Song' asks, 'What about the ozone layer?' to highlight environmental concerns.
歌曲《地球之歌》问道：‘那臭氧层呢？’以突出环境问题。
Use ozone naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
臭氧 ozone: 氧气O₂加一个O就是臭氧O₃，保护地球的臭氧层
语域：中性至正式；典型语境：科学文献、环境报道，也用于日常比喻（如新鲜空气）。通常指化学臭氧，但需注意中文释义的多义性。
通常不可数
Dictionary facts from ECDICT, WIKTIONARY.