毕竟，太阳中任何元素的原子，比如说铁，都比陨石标本的原子要多得多，但这两种物质中铁和硅的比例可能是可以比较的。

After all, the Sun has many more atoms of any element, say iron, than does a meteorite specimen, but the ratios of iron to silicon in the two kinds of matter might be comparable.

youdao

因为对水和硅情况反过来了。

Because for water and silicon this is reversed.

youdao

对大多数物质，对吗？除了水和硅之外。

OK so, and most substances, OK? Except for water and silicon.

youdao