water efficiency of irrigation

例句：

1. 1. The farmers use drip irrigation to water their crops efficiently.
   农民使用滴灌系统来高效地给作物浇水。
2. 2. The irrigation system is designed to prevent soil erosion.
   这个灌溉系统设计用来防止土壤侵蚀。
3. 3.Irrigation is essential for maintaining the health of our crops.
   灌溉对于我们的农作物健康至关重要。