水闸的构筑

例句：

1. 1. The water gate is a crucial part of the irrigation system.
   水闸是灌溉系统的关键部分。
2. 2. The construction of the water gate was completed in two months.
   水闸的建设在两个月内完成。
3. 3. The water gate controls the flow of water during flood season.
   水闸在洪水季节控制水流。