| 1. | The horses' hooves raised a cloud of dust .
马蹄扬起了一片尘土。 |
| 2. | A car sped past , raising a cloud of dust .
汽车飞驰而过，卷起一阵尘土。 |
| 3. | A cloud of suspicion still hung over the white house .
白宫上空仍笼罩着一团疑云。 |
| 4. | At first it went up slowly in a cloud of orange exhaust and white vapor .
它首先在橙黄的排气云和白色的雾气中缓缓上升。 |
| 5. | As a result of the coupling, the single-particle states are clothed in a cloud of quanta .
由于耦合，单粒子态被量子云覆盖起来。 |
| 6. | As a result of the coupling, the single-particle states are clothed in a cloud of quanta .
作为耦合的结果，单粒子态被量子云覆盖起来。 |
| 7. | He came down holding the hive at arm's length, behind which trailed a cloud of bees .
他伸直胳膊托着蜂箱从梯子上下来了，后面跟着一大群蜜蜂。 |
| 8. | They had actually forced their way out and released a cloud of that smelly poisonous blue stuff .
他们当真夺门而出，把那阵臭不可闻的蓝色的毒气放了出来。 |
| 9. | A star is formed when a cloud of gas collapses from the interstellar medium toward high density .
一个气体云自星际物质中坍缩，密度达到很高时，即形成了一个恒星。 |
| 10. | Here i was not only troubled by a cloud of stinging midges, but far more by the doubts of my mind .
我在这儿不但被那成群的小虫子刺得难受，最恼人的，却是我自己心头的疑惑不决。 |
