air mass precipitation

例句：

1. 1. The air mass was heavywith moisture, leading to the formation ofclouds and precipitation.
   空气中的湿度很高，导致云层和降水的形成。
2. 2. This region experiencesfrequent air mass precipitation events, which cancause significant damage to crops.
   该地区经常发生空气团块降水事件，这对农作物造成严重损害。
3. 3. Air massprecipitation is a crucial factorin determining weather patterns and climatechange.
   空气团块降水是决定天气模式和气候变化的重要因素。