precipitationtitration

例句：

1. 1. The city isexperiencing a significant increase in rainfall this year.
   这个城市今年降雨量显著增加。
2. 2. Thescientist conducted experiments to measure the amount ofprecipitation in the area.
   科学家进行了实验，以测量该地区的降水量。
3. 3. The rainwater collected from the rooftop will beused for irrigation purposes.
   从屋顶收集的雨水将用于灌溉目的。