尘埃的英文：
dust

• A swirl of dust
  一阵尘埃滚滚
• The coma also sports a short, stubby, dust tail.
  彗发还伸出一个短而粗的尘埃尾。
• The story begins with a local eddy in the swirling gas and dust of the primordial galaxy
  话题要从原始星系的旋涡气体和尘埃形成的一个局部涡流说起。
• After fumes and rock dust have settled, the rock brought down by the explosion is removed, often on conveyor belts.
  等硝烟和尘埃散尽后，再将炸下的岩土运出去，通常是用传送带。
• Radioactive fall-out( dust carried by winds around the earth after a nuclear explosion,etc)
  放射性微粒回降(核爆炸等之后放射性尘埃随风散落到地面)
• The attraction of lint and fibers to shoes and pants legs, and the attraction of dirt and soil to cloth.
  鞋面和裤腿上会吸附绒毛和纤维;衣服上会吸附尘埃。
• High concentration of sulphur dioxide, nitrogen, oxides and dust have long been known to be harmful.
  人们早已知道，二氧化硫、氮、氧化物和尘埃浓度高是有害的。
• To shake off the dust
  抖擞尘埃
• A clean nuclear bomb.
  无放射性尘埃的原子弹
• The air was thick with dust.
  空气中充满了尘埃。

• dusted the cookies with sugar;dust crops with fertilizer.
  将饼撒上糖粉；把化肥撒在作物上
• Dust sugar on to a cake.
  将糖撒在糕点上。
• The carriage left a trail of dust.
  马车后扬起了一缕烟尘。
• He dusted his trousers.
  他掸掉裤子上的尘土。
• She dusts every day.
  她每天掸灰尘。