n.

1. 灰塵，塵土[U]
   His clothes were covered with dust.

   他衣服上全是灰塵。

2. 粉末[U]
3. 遺骸[U]
4. 【英】灰燼；垃圾
5. 屈辱
   The dust has cleared.

   騷亂已經平息了。

6. 一文不值的東西
7. 騷動，混亂[the S]
8. 金粉
9. 【美】【俚】錢，現錢[the S]

vt.

1. 除去……的灰塵[（+off/down）]
2. 撣去，擦去，掃去，刷去
   He dusted his trousers.

   他撣掉褲子上的塵土。

3. 使布滿灰塵；撒農藥等[（+with/over）]
   The airplane dusted the crops with an insecticide.

   飛機給農作物撒農藥。

vi.

1. 撣掉灰塵；打掃
   She dusts every day.

   她每天撣灰塵。

2. 變得灰撲撲
3. 噴撒農藥
4. （鳥）用沙土洗澡

n.

1. fine, dry powder consisting of tiny particles of earth or waste matter.
   ▸any material in the form of tiny particles:

   coal dust.
   ▸literary a dead person's remains.
2. an act of dusting.

v.

1. remove dust from the surface of.
   ▸ (dust something down/off) bring something out for use again after a long period of neglect.
2. cover lightly with a powdered substance.
3. (usu. dust someone up) US informal beat up or kill.