water outlet的用法和樣例：
例句
- There is a small drainage outlet for changing water under the vase, and we use the rubber buffer to block it.
花瓶下部有一個換水用的小排水口，並用橡膠塞塞住。 - To prevent water damage, the valve must be properly connected to a discharge line which terminates at an adequate drain.
為了防止水的破壞，這些閥門必須與排水管道連接，以便能夠將水排到適當的排水口。
