dust

dust

[dʌst]

n.灰尘, 尘土, 粉尘
vt.去掉 ... 的灰尘, 撒粉末于
vi.除尘
n.骚动,无价值的东西,废物

例句与用法：

She moistened a tissue and gently wiped the dust off the necklace.

她沾湿了一块纸巾，轻轻擦去项链上的灰尘。

A filter traps dust from the air.

过滤网可存住空气中的尘埃。

The dust made him sneeze.

灰尘使他打了个喷嚏。

He rose again from the dust of past defeats.

他过去因失败而蒙羞，现在东山再起了。

Please dust all the books on the bottom shelf.

请把底层书架上的书都掸一掸。

The car raised quite a dust as we drove off.

我们走时车子扬起了一阵尘土。

词形变化：

动词过去式: dusted | 动词过去分词: dusted | 动词现在分词: dusting | 动词第三人称单数: dusts |

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n.

1. 灰尘, 尘土[U]

His clothes were covered with dust.

他衣服上全是灰尘。

2. 粉末[U]

3. 遗骸[U]

4. 【英】灰烬; 垃圾

5. 屈辱

The dust has cleared.

骚乱已经平息了。

6. 一文不值的东西

7. 骚动, 混乱[the S]

8. 金粉

9. 【美】【俚】钱, 现钱[the S]

vt.

1. 除去……的灰尘[(+off/down)]

2. 掸去, 擦去, 扫去, 刷去

He dusted his trousers.

他掸掉裤子上的尘土。

3. 使布满灰尘; 撒农药等[(+with/over)]

The airplane dusted the crops with an insecticide.

飞机给庄稼撒农药。

vi.

1. 掸掉灰尘; 打扫

She dusts every day.

她每天掸灰尘。

2. 变得灰扑扑

3. 喷撒农药

4. (鸟)用沙土洗澡

短语词组：

dust down/off

1. 除去……的灰尘

She was dusting down the furniture.

她正在掸去家具上的灰尘。