gullywasher

例句：

1. 2.
   在水土保持或环境工程中
2. 3.
   比喻意义上
3. 1. The gullywasher was used to remove the accumulated dirt from the bottom of the canyon.
   使用冲刷器来清理峡谷底部的积土。
4. 2. The engineer decided to install a gullywasher system to prevent soil erosion in the region.
   工程师决定安装一个冲刷系统以防止该地区的土壤侵蚀。
5. 3. The company's new gullywasher model is designed to be more efficient and environmentally friendly.
   该公司的新型冲刷机设计得更高效且环保。