Their model is the first to include not just collisions between Pluto-sized bodies, but the tiny dust grains as well.

他们的模型不但将冥王星大小的物体之间发生的碰撞包括在内，而且还囊括了微小的尘埃颗粒，这在历史上尚属首次。

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Pictured rising diagonally up to the left in the above image, zodiacal light is just sunlight reflected by tiny dust particles orbiting in our Solar System.

上图中向左上升的对角线光带就是被太阳系中的微小颗粒反射的黄道光。

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The macrocosm may decompose for tiny dust, tiny dust also can compose the big world, both are an integral whole's at heart.

大世界可分解为微尘，微尘也能合成大千世界，两者在本质上是一体的。

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It gathered dust and tiny meteoroids from the edge of space.

VOA: special.2010.07.07

S. Naipaul, every tiny turbulence of dust betrays a peasant.

ECONOMIST: Foreign banks in India

They also conclude that greenhouse warming has partially been offset by the cooling effect of aerosols - tiny particles of dust thrown into the atmosphere that can reflect solar radiation back into space.

BBC: Climate research bolsters 'action' call to UN talks

"A dust-devil looks essentially like what you would expect from the movies - a tiny tornado that is lifting dust, " explained Manuel de la Torre Juarez of Nasa's Jet Propulsion Laboratory (JPL) and a scientist on the Rover Environmental Monitoring Station (Rems) instrument.

BBC: Dust-devils flirt with Curiosity Mars rover