weighing rain gage

例句：

1. 1. The weather station at the airport uses a weighing rain gage to measure rainfall.
   机场的气象站使用一个称重雨量计来测量降雨量。
2. 2. The farmer used the weighing rain gage to monitor the soil moisture levels in his fields.
   农民使用称重雨量计来监测他的田地里的土壤湿度水平。
3. 3. The meteorologist used the weighing rain gage to gather data for their forecasts.
   气象学家使用称重雨量计来收集他们的预报数据。