Scientists first identified this impact in 1980 from the worldwide layer of sediment deposited from the dust cloud that enveloped the planet after the impact.
1980年，科学家首次在从尘云中沉淀下来的全球范围的沉积层中识别出这种撞击，这些尘云在撞击后围绕着地球。
Faced with any situation that can't be solved by the sheer force of activity, they generate a dust cloud of impatience.
面对任何单凭行动的力量无法解决的情况，他们会产生不耐烦的情绪。
Sculpted by stellar winds and radiation, a magnificent interstellar dust cloud by chance has assumed this recognizable shape.
由恒星风和恒星辐射雕塑的壮丽的星际尘埃云，碰巧呈现这易辨认的形状。
The bright red bowl, or arc, seen in this image traces the outer surface of the dense dust cloud encasing the young stars.
图中可见红色的弧形，它是一层致密气体的外层表面，这层气体则遮盖着那些年轻的恒星。
The dust cloud is a result of a volcanic eruption at the Eyjafjallajoekull glacier which erupted on March 20, for the first time since 1821.
这些灰云是埃亚·菲亚·德拉冰川上的火山3月20号爆发所产生的，这是从1821年以来这座火山的第一次喷发。
The theoretical results of dust cloud height and particle ignition time are in good agreement with those of experiments.
另外，燃烧粉尘云轮廓及颗粒点火时间的理论值与实验结果较一致，说明此模型能很好地描述上述流动特征。
With a long exposure from a dark location, though, the dust cloud surrounding the Pleiades star cluster becomes very evident.
在一个光害小的地区，进行长时间曝光，这样围绕着昴宿星团的尘埃就显现出来了。
The enormous dust cloud may contain large amounts of silica, a natural component of rock that comes with these types of volcanic explosions.
巨大的火山灰云雾含有大量的二氧化硅——一种随著这种类型的火山爆发而来的自然成分。
Analyzed the coal dust samples we collected, mensurated the minimum ignition temperature of coal dust layer and coal dust cloud in different diameter range.
对所采集煤尘样品进行实验分析，测定了不同粒径范围下煤尘层和煤尘云的最低着火温度。
In another incident in the 1980s, a British Airways 747 flew into a dust cloud and the grit sandblasted the windscreen. The pilot had to look out a side window to land safely.
还有一次事故也是发生在上世纪八十年代，当时英国航空公司的一架波音747客机也是飞入尘云之中，沙砾全都喷在了挡风玻璃之上，飞行员只能面朝侧窗才将飞机安全着陆。
The elusive Planet X is, however, shrouded by a dust cloud that bounces sunlight back to the Sun, except for those rare moments when the angle of reflection is just right.
行星X行踪飘忽，躲躲藏藏，被尘埃云雾包裹着，除了反射角度刚刚好的稀有时刻外，都将阳光反射回了太阳。
Traveling, you realize that differences are lost: each city takes to resembling all cities, places exchange their form, order, distances, a shapeless dust cloud invades the continents.
旅行时你会发现各地并没有差别：每个城市都与其他城市相似，城市互换形式、秩序以及距离，飘渺的尘雾漫绕大地。
Dust Cloud: This pet ability will now be cast by the pet at the target instead of while they are moving toward the target.
灰尘云雾：这个宠物技能会直接对目标施放，而不是在宠物向目标移动的路上施放。
Dust Cloud: This pet ability will now be cast by the pet at the target instead of while they are moving toward the target.
灰尘云雾：这个宠物技能会直接对目标施放，而不是在宠物向目标移动的路上施放。
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