People in these states have more heart trouble after the weather changes in February or March.

在二月或三月的天气变化之后，这些州会有更多人患上心脏病。

youdao

Further up, the weather changes—low clouds envelop the mountainsides, which are covered with thick grass.

再往上走，天气就变了——低云笼罩着被厚厚的草覆盖的山腰。

youdao

I see. But the weather changes quickly in spring.

我明白了，但是春天的天气变化很快。

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The seeds and pollen, or the lack of them, can show severe weather changes over thousands of years.

VOA: special.2010.04.07

She can get to know her neighborhoods paths, enjoy the trees and experience the changes in weather.

VOA: special.2009.12.04

Scientists say small changes in the sun's brightness can produce effects on Earth similar to two weather events in warm waters of the Pacific Ocean.

VOA: special.2009.09.29

The scientists said there was no evidence that the weather changes were a result of Man-made climate change.

BBC: UK experiences 'weirdest' weather

On the mountain the weather changes fast, you have to be prepared and move quickly to survive and succeed.

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He said the incident was probably the result of "recent weather changes we are having - particularly heavy rain fall and the start of a cold snap".

BBC: Rock fall closes Jiggers Bank in Shropshire