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1·Unlike visible light waves, these radio waves can get through the various gases and dusts in space, and through our own earth's atmosphere comparatively easily.

与可见光波不同的是，这些无线电波可以较容易地穿过太空中的各种气体和灰尘，穿过我们地球的大气层。

2·The dusts-removing abilities of four types of evergreen trees are ranked as: spruce, needle juniper, Sabina chinensis, and pitch pine.

四种常绿乔木的除尘能力等级排列为：云杉，针刺杜松，圆柏和柏油松。

3·She dusts furniture every day.

她每天掸拂家具。

4·The desk is covered with dusts.

桌子被灰尘覆盖了。

5·She dusts every day.

她每天掸灰尘。

6·Don't use dusts in excessively damp situations.

不要在潮湿的环境中使用粉剂。

7·Remove dusts on the stone material floor and clean it.

去除石质地面上的灰尘并清除。

8·occupational dusts and chemicals (vapors, irritants, and fumes);

职业灰尘和化学品（蒸汽、刺激物和烟雾）；

9·They come from the dusts in environment and wear debris by fretting.

污染物来自于环境中的尘土和微动磨损。

10·Some of them had exposed to metal dusts and special chemical substance.

部分患者有接触金属粉尘、特殊化学物质史。

粉剂

1·Don't use dusts in excessively damp situations.

不要在潮湿的环境中使用粉剂。

(1)in the dust死了；入土

(1)dust removal除尘，除尘设备

(1)dust collector吸尘器；集尘器

(1)coal dust煤尘；煤粉

(1)dust collection收尘；集尘；吸尘

(1)dust control防尘；尘埃控制；飞尘捕集