Vacuum sweeper
真空吸尘器
🧩 词语组成解析
n. 清扫夫\\n[机] 扫刷
🗣️ 情景例句
Staff only.
员工专用。
What's your name?
你叫什么名字？
and the search for oil has done more to improve deep drilling than any other mining activity.
寻找石油比其他任何采矿业对改进深孔钻探作的贡献都要大。