water plugging

• 堵水

water plugging的用法和样例：

例句

1. A dam is a barrier holding water back.
   水坝是防堵水的障碍物。
2. In my bathroom I had only scalding hot water in the bathtub but no plug.
   盥洗室里只有洗澡盆能放滚烫的热水，盆里却没有堵水的塞子。