A meteorite streaked across the sky.

一颗流星划过天空。

《柯林斯英汉双解大词典》

To compare the compositions of a meteorite and the Sun, it is necessary that we use ratios of elements rather than simply the abundances of atoms.

为了比较陨石和太阳的成分，我们需要利用元素的比率，而不单单是原子的丰度。

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This sediment layer is enriched in the rare metal iridium and other elements that are relatively abundant in a meteorite but very rare in the crust of Earth.

这一沉积层富含稀有金属铱，以及其他在陨石中较丰富而在地壳中十分罕见的元素。

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Visitors to Mars Day crowded around a piece of the meteorite in the huge Milestones of Flight Gallery.

VOA: special.2010.07.28

A large meteorite hit the area four thousand million years ago.

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It has to be remembered that social conventions did not simply fall from they sky one day like a meteorite over Siberia.

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If you find such a hole in a bank of snow you can be fairly certain - it is either a mouse or a meteorite.

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In 1996, a NASA study caused a sensation when it announced the mere possibility of fossilized bacteria in a meteorite believed to be from the Red Planet.

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