这些工厂造成污染的小城市。

These factories cause little pollution for the city.

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工厂的烟囱往空气里排烟，造成大气污染。

Factory chimneys discharge smoke into the atmosphere and make it dirty.

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工厂的烟囱往空气里排烟，造成大气污染。

Factory chimneys discharge smoke into the atmosphere make it dirty.

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这些工厂造成了很大范围的空气污染。

The factories are responsible for fouling up the air for miles around.

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这些工厂造成了很大范围的空气污染。

The factories are responsible for fouling up the air for miles around.

youdao