请问dust 是什麼意思？
dust [d?st]
n.
1. 尘土，尘
2. (空气中的)灰尘，尘埃，尘雾
3. 粉，粉末，细末(如锯末)
4. 地面，地；(尤指被视作坟墓的)土
5. 遗骸，尸骨
6. [英国英语]
灰，灰烬；废弃物，垃圾
废弃的旧东西，废旧杂物 (=junk)
7. 低下(或低微、低贱、卑微)的地位；谦卑(或卑下)的状况；受耻辱的境况
8. 没价值的东西，废物
9. 无价值的人，无用的人
10. [口语]混乱，骚动，骚乱
11. ＝gold dust
12.
人体，血肉之躯
宗教肉体，凡身；凡尘，当世
13. 少量，微量；微粒，细粒，一粒
14. [古语]钱；现钱，现金
15. 杀虫药粉
16. 植物学花粉，粉剂
17. [口语]病理学尘肺，尘病
vt.
1. 掸(灰)，抹去(或除去，去掉)…的灰尘；(以掸、擦、扫或刷等方式)使清洁，使干净(常与 off 连用)：
She dusted all the books on the bookshelf.
她把书架上所有书上的灰尘都掸干净。
to dust a table
擦净桌子，或把桌子的灰掸掉
2. 掸(或擦、扫、刷)净，掸掉，擦去，刷掉：
Dust the crumbs from your shirt.
把你衬衣上的面包屑掸掉。
3. 撒(粉等)；把(粉末等)撒于…上面，播撒，喷撒；喷洒：
to dust rosebushes with an insecticide
给玫瑰丛喷撒杀虫剂
The farmers dusted crops with an insecticide.
农民们给作物喷洒杀虫剂。
4. 把…弄得满是灰尘，使被灰尘弄脏，使沾上灰尘，以灰尘玷污：
It was a rather windy day. I went out and dusted my feet.
今天风很大。我外出双脚沾满灰尘。
5. 使碎成粉土，使成粉末：
to dust the soil
使泥土成粉末
6. 蒙蔽，迷惑
7. [美国俚语]打，揍，失败：
We dusted the American team 106 to 99.
我们以106比99分击败了美国队。
8. [美国俚语]干掉，杀死：
Haman knew that Fuller was out to dust him.
海曼知道富勒老想杀死他。
9. [美国俚语]棒球(投手)故意向(击球手)投球威胁
10. [美国俚语]在(香烟或大麻烟末端)加入神仙灰(或粉状麻醉品)：
Tom dusted one, and then lit it up.
汤姆在一支香烟末端加入粉状麻醉品，然后点着抽。
vi.
1. 扫除(家具、木器等的)灰尘，除去灰土，掸尘，擦灰：
It's dusty. We must dust every day.
灰尘多，我们必须每天掸灰。
On Saturdays we dust and vacuum.
每星期六我们扫除灰尘并用真空吸尘器打扫。
2. 变得满是灰尘，沾上灰尘；(水泥地等)生灰尘；扬起灰尘
3. 撒粉；(植物、人体等)涂上粉末，沾尘：
The farmers dusted with an insecticide in late spring.
农民在晚春时间喷撒杀虫剂。
4. 碎为细末，变成(或化为)粉末
5. (鸟)洗沙浴
6. [美国俚语]匆匆离去；逃走，溜掉：
The terrorist dusted for Atlanta.
那名恐怖分子逃往亚特兰大。
dust [d?st]
n.
1. fine powdery material such as dry earth or pollen that can be blown about in the air
the furniture was covered with dust
2. the remains of something that has been destroyed or broken up
3. free microscopic particles of solid material
astronomers say that the empty space between planets actually contains measurable amounts of dust
v.
1. remove the dust from
dust the cabinets
2. rub the dust over a surface so as to blur the outlines of a shape
The artist dusted the charcoal drawing down to a faint image
3. cover with a light dusting of a substance
dust the bread with flour
4. distribute loosely