Now, lactose is a dye saccharide sugar, meaning it's composed of two simple sugar building blocks, glucose and galactose.

乳是一染料，着它由两个简单的块组成，葡萄和半乳。

It also can use a whole range of sugars, saccharides, and proteins to grow, which allows us to use waste resources very efficiently.

它还可以利用、类和蛋白质来生长，使我们能够非常有效地利用废物资源。