喷火口

例句：

1. 1. The engineer adjusted the nozzle to get a better spray pattern.
   工程师调整喷嘴以获得更好的喷雾模式。
2. 2. The nozzle on the spray gun is very effective at cleaning surfaces.
   喷枪上的喷嘴非常有效地清洁表面。
3. 3. The nozzle on the hose was clogged and needed to be cleaned out.
   软管上的喷嘴堵塞了，需要清理。