water on the brain

例句：

1. 1. The river flows through the town, providing water for the people.
   这条河流流经这个城镇，为人们提供水源。
2. 2. Water is essential for life on Earth.
   水是地球上生命所必需的。
3. 3. The lake is surrounded by lush greenery and provides a refreshing source of water for the local wildlife.
   这个湖被郁郁葱葱的植被包围，为当地的野生动物提供了一片清凉的水源。