Chondrites contain chondrules, small grains of minerals.

石含有，即小颗矿物质。

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，在月车拍摄可见和近红外范围内谱图像中，他们发现在月背面碳质石残留物。

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

石和无石。

Achondrites don't have chondrules in them.

无石中没有。

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

这些岩石是碳质石，属于最稀有石类型之一，富含碳元素。

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

一种被称为“碳质石” 小行星含有水分子，以及其原始成分氧和氢。

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

石只是对那些最常撞击地石质流星体类别称呼。

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

事实证明，地上水最可能来源是一种名为碳质石石。