nozzle clogging

例句：

1. 1. The nozzle on the sprayer is clogged with dirt.
   喷灌机的喷嘴被泥土堵塞了。
2. 2.To prevent clogging, always use a filter for your water heater.
   为了预防堵塞，始终使用过滤器来加热你的水。
3. 3.The plumber had to clear the nozzle clogging in the drain.
   水管工不得不清理堵塞在下水道里的喷嘴。