That matrix has properties that vary in different locations in the body, but basically it's a highly hydrated or water-rich gel.
这种基质在体内不同的位置有不同的性质，但基本上它是一种高度水合或富水的凝胶。
2
At one time it was thought that these matrix grains might be pristine nebular dust, the sort of stuff from which chondrules and inclusions were made.
曾经有人认为，这些基质颗粒可能是原始的星云尘埃，即形成陨石球粒及其内含物的物质。
3
Chondrules and inclusions in Allende are held together by the chondrite matrix, a mixture of fine-grained, mostly silicate minerals that also includes grains of iron metal and iron sulfide.