outer nozzle

例句：

1. 1.The printer uses an outer nozzle to spray ink onto paper.
   打印机使用外喷嘴将墨水喷到纸上。
2. 2. The outer nozzle of the hose is worn out.
   软管的外喷嘴磨损了。
3. 3.The outer nozzle was damaged during shipping.
   在运输过程中，外喷嘴受损。