irrigation of bladder

例句：

1. 1. The farmers use irrigation systems to irrigate their crops.
   农民们使用灌溉系统来浇灌他们的庄稼。
2. 2. Irrigation is essential for maintaining the health of our soil and plants.
   灌溉对于我们土壤和植物的健康至关重要。
3. 3. The city has implemented a new irrigation system to reduce water usage.
   该市实施了一个新的灌溉系统，以减少用水。