From what I remember, water changes back and forth from water in lakes and oceans to vapor, and then back to water again when it falls as rain or snow, as precipitation.

根据我的记忆，水往复地变化，从湖泊和海洋里的水变成水蒸气，然后当它以雨或雪——也就是降水的形式落下时又变成水。

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Because precipitation usually increases nitrous oxide emissions from the soil, she also collects data after any rain or snowfall.

因为降水通常会加剧土壤中一氧化二氮向外排放，她也搜集每次降雨或降雪后的数据。

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But as the Antarctic continues to warm, Curry and Liu's models show snow becoming rain (see image below), even as total precipitation rises (see image above).

但随着南极洲持续变暖，科里和刘继平的模型显示，雪变成了雨（见下图），总降水量上升了（见上图）。

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The mountains will help induce more rain and will funnel the precipitation -- intensifying flooding and causing an even greater risk of mudslides.

CNN: Japan flooding: 3 deaths, levee breaks, many missing

Louis, with the precipitation turning into sleet and freezing rain Thursday.

CNN: 18 states in path of winter storm

Use the free apps to pick a type of precipitation, such as snow, sleet, or rain.

CNN: Eight apps to get you through a winter storm