clean water tank

例句：

1. 1. We need to clean the dirty water tank before we start the new project.
   在我们开始新项目之前，我们需要清理那个脏水罐。
2. 2. The engineer inspected the clean water tank and found no leaks.
   工程师检查了清洁水罐，没有发现任何泄漏。
3. 3. The clean water tank was filled with fresh water for the next day's use.
   清洁水罐被装满了新鲜水，准备第二天使用。