The stony meteorites are subdivided into two kinds: chondrites, and achondrites.

球粒陨和无球粒陨。

Chondrites contain chondrules, small grains of minerals.

球粒陨含有球粒，即小颗粒的矿物。

Achondrites don't have chondrules in them.

无球粒陨中没有球粒。

It turns out that the most likely source for Earth's water is a type of meteorite called a carbonaceous chondrite.

结果地球上的水最有可能的来源是一种叫" 球粒陨" 的陨， 球粒陨是一种陨的类别名称。

The stone was of a type called a carbonaceous chondrite.

这块头属于一种叫球粒陨的类型。

The rocks are carbonaceous chondrites, one of the rarest types of meteorites, rich in carbon.

这些岩是球粒陨，是最稀有的陨类型之一，富含。

" Chondrite" is just the name given to the class of stony meteoroids that most commonly strike the Earth.

这种陨常常袭击地球， 但是只有球粒陨带有水你从它的名称中也可以得知它们带有很多的， 它们之所以带有水。

One type of asteroid called a 'carbonaceous chondrite' contains water molecules, and also their raw ingredients, oxygen and hydrogen.

一种称为“球粒陨” 的小行星含有水分子，以及它们的原始成分氧和氢。

They said that they had found remnants of carbonaceous chondrites on the moon's far side in hyperspectral images in the visible and near-infrared range taken by the rover.

他们说，在月球车拍摄的可见光和近红外范围内的高光谱图像中，他们发现了在月球背面的球粒陨残留物。