重型轰炸机

例句：

1. 1. The heavy rain caused the streets to flood.
   大雨导致街道被淹没。
2. 2. Heavy snowfall is a common occurrence in this region.
   该地区常见的大雪是常态。
3. 3. The heavy bag of flour was too much for her to carry.
   她扛不动这袋重面粉。