wash-water trough

例句：

1. 1. The farmer used a wash-water trough to collect rainwater for irrigation.
   农民使用一个洗水沟来收集雨水进行灌溉。
2. 2.The children played in the wash-water trough after their baths.
   孩子们在洗澡后在洗水沟里玩耍。
3. 3.The old man had built a wash-water trough near his house to collect rainwater for his garden.
   老人在他的房子附近建了一个洗水沟，用来收集雨水供他的花园使用。