空气变得污浊用英语怎么翻译

㈠ 汽车尾气使空气变脏了用英语怎么说。

您好，翻译为exhust make aie become .dirty
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㈡ 英语 翻译 现在许多城市的空气质量越来越糟糕，从某种程度上说这对整个地球都是很大的威胁。(threat)

The air quality in many cities/ is becoming worse and worse/, which is a great threat/ to the whole earth/ to some extent.

㈢ 环境越来越差，空气污染，水污染，垃圾污染用英语怎么说

环境越来越差:The environment is getting worse and worse.
Air pollution:空气污染。专
Water pollution:水污属染。
Garbage pollution:垃圾污染。