But let us put the dry clay into a saucer half full of water.

不过，咱们再把干燥的粘土，放进盛了一半水的碟子里。

Dry clay is full of tiny pores, and it has sucked up the water into its pores.

干燥的粘土满是细小的孔洞，把水都吸到孔洞里去了。

The dry clay will break into powder, if we drop it on the ground; so we say that dry clay is brittle.

干燥的粘土，一掉到地上就会碎成粉末。所以我们说，粘土很“脆”。

Red being the easiest and most accessible color, because you just take a piece of dry clay and use it as a crayon.

红色是最简单、最容易获得的颜色，因为你只需要拿一块干粘土当蜡笔用。