hydroenergetics

例句：

1. 1. The hydroelectric plant generates electricity from the flow of water.
   水力发电厂利用水流发电。
2. 2. The development ofhydroelectric power has greatly improved energy efficiency.
   水力发电的发展大大提高了能源效率。
3. 3. Hydroelectric power is a clean and renewablesource of energy.
   水力发电是一种清洁且可再生的能源来源。