ozone
Ozone is a colorless gas found in the upper atmosphere that protects the Earth from harmful ultraviolet radiation. It is also produced at ground level as a pollutant when sunlight reacts with industrial emissions.
例句
3 / 5The smell of ozone is often noticeable in the air after a powerful lightning storm.
The smell of ozone is often noticeable in the air after a powerful lightning storm.
International cooperation was essential in implementing policies to protect the ozone layer.
International cooperation was essential in implementing policies to protect the ozone layer.
The air feels so much cleaner here, like there's more ozone or something.
The air feels so much cleaner here, like there's more ozone or something.
词族
记忆技巧
Think of the 'O' in Ozone as a 'Zone' of protection that keeps the 'O' (oxygen) we need safe from the sun.
快速测验
The ____ layer is slowly recovering thanks to the global ban on certain industrial chemicals.
正确!
正确答案是: ozone
例句
The smell of ozone is often noticeable in the air after a powerful lightning storm.
everydayThe smell of ozone is often noticeable in the air after a powerful lightning storm.
International cooperation was essential in implementing policies to protect the ozone layer.
formalInternational cooperation was essential in implementing policies to protect the ozone layer.
The air feels so much cleaner here, like there's more ozone or something.
informalThe air feels so much cleaner here, like there's more ozone or something.
Ground-level ozone is a primary component of photochemical smog and can cause respiratory issues.
academicGround-level ozone is a primary component of photochemical smog and can cause respiratory issues.
Our company has switched to ozone-friendly refrigerants to comply with new environmental standards.
businessOur company has switched to ozone-friendly refrigerants to comply with new environmental standards.
词族
常见搭配
常用短语
hole in the ozone layer
hole in the ozone layer
ozone-depleting substances
ozone-depleting substances
ozone alert
ozone alert
容易混淆的词
Oxygen (O2) is the gas we breathe for life, while ozone (O3) is a triatomic form that is toxic to breathe but helpful in the upper atmosphere.
使用说明
Use 'the ozone layer' when talking about the protective shield in the sky. When discussing pollution, specify 'ground-level ozone' to clarify it is harmful smog.
常见错误
Learners often forget the definite article 'the' before 'ozone layer' or confuse its role, thinking it causes global warming rather than blocking UV rays.
记忆技巧
Think of the 'O' in Ozone as a 'Zone' of protection that keeps the 'O' (oxygen) we need safe from the sun.
词源
From the Greek word 'ozein', which means 'to smell', referring to the gas's distinct, pungent odor.
语法模式
文化背景
The 'ozone hole' was the primary global environmental concern of the 1980s, leading to the first major successful international environmental treaty, the Montreal Protocol.
快速测验
The ____ layer is slowly recovering thanks to the global ban on certain industrial chemicals.
正确!
正确答案是: ozone
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