holder spring

例句：

1. 1. The new holder spring is much more efficient than the old one.
   新的持水器弹簧比旧的更高效。
2. 2.The water holder spring has been repaired and should now work properly.
   水持水器弹簧已经修理好了，现在应该能正常工作了。
3. 3. The water holder spring is a crucial component in maintaining the water supply system.
   水持水器弹簧是维持供水系统的关键部件。