dustpann.簸箕dustn.灰尘；尘土；粉尘vt.去掉 ... 的灰尘；撒粉末于vi.除尘dust-feed mechanism药粉喂送机构Dust storm monitoring沙尘暴监测dust-exhaust system[化] 排尘系统Dust suppression rate除尘率dust catching ability滞尘能力dust control of swirl涡流控尘dust-removal system除尘系统Dust collecting cover排烟罩dust - clearing fan湿式除尘风机Dust-gathering robot定量采样机器人

1. The boy booted the banana skin to the garbage heap.
   男孩把香蕉皮踢到垃圾堆旁。
2. The entire area looked like a gigantic rubbish heap.
   整个地区看上去像一座大垃圾堆。