flashing nozzle

例句：

1. 1. The engineer used a flashing nozzle to spray the paint onto the wall.
   工程师使用闪光喷嘴将油漆喷到墙上。
2. 2. The technician used a flashing nozzle to clean the glass window.
   技术员使用闪光喷嘴来清洁玻璃窗户。
3. 3. The painter used a flashing nozzle to apply the paint to the canvas.
   画家使用闪光喷嘴将油漆涂在画布上。