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1·20 years flew by, and so many changes took place, but the road from the post office to the village always hadn't had any trees and nothing but the flying dust could be seen.

20年过去了，发生了很多变化，但从邮局到村子的路上一直没有树，除了飞扬的灰尘什么都看不到。

2·The utility model has simple operation without flying dust.

不仅操作简便，且无尘土飞扬。

3·It is used for materials transferring, avoiding flying dust and material moisture.

用于中转物料，避免粉尘飞扬和物料受潮。

4·To improve the environment, many measures have been taken to reduce and control flying dust.

北京为了改善环境，积极治理扬尘天气。

5·D. Simplifying process of production. superior and sanitary operation environment, and flying dust can be avoided during the drying process.

生产过程简化，操作环境卫生条件优越， 能避免干燥过程中的粉尘飞扬。

6·The part wind erosion may appear because of the construction of embankment in non-wind-eroded area. It can cause the destruction of the embankment and the flying dust.

非风蚀地区铁路和公路路堤的修建可能会引起路堤局部的风力侵蚀，从而造成路堤的损坏和局部地区的扬尘。

7·Cement flying dust decreased the yield of rice and rape at some farmlands, but did not produce harmful effect on its quality. There was an obvious increase in calcium content in polluted soil.

水泥粉尘使一些农田水稻和油菜产量有所下降，但对质量未产生不良影响，水泥粉尘会使土壤中钙的含量明显增加。

8·He rained meat down on them like dust, flying birds like sand on the seashore.

他降肉像雨在他们当中，多如尘土，又降飞鸟，多如海沙。

9·Flying over Denver recently, I found myself transfixed by the carved and sculpted landscapes, the bald deserts and red river canyons, the mountains hewn by ancient dust storms.

最近飞越丹佛时，我发现自己被风蚀雕刻的景观、光秃秃的沙漠、红河峡谷和被历史的尘暴削平的峰峦震慑住了。

10·This is my little secret. It's a secret because it sounds like magic fairy dust and flying unicorns, and generally makes me sound crazy.

这是我的小秘密。原因？你见过魔法或飞行的独角兽吗？更则因为，听起来我好像疯了。