steam outlet

例句：

1. 1.The steam outlet is located at the top of the chimney.
   蒸汽出口位于烟囱顶部。
2. 2.The steam outlet was blocked by a piece of debris.
   蒸汽出口被一块碎片堵塞了。
3. 3. The steam outlet is used to vent the exhaust gases from the engine.
   蒸汽出口用于排放发动机的废气。