Pre-reading

Question: Why do some people not drink cow’s or nut milk?

Intensive Reading

Most people drink cow’s milk. Some people like milk from plants. Such milk comes from plants like nuts or soy.

很多人喝牛奶。有些喝植物奶。这种奶来自坚果或大豆等植物。

Nut and cow milk make bad problems on the natural world. Also, farmers keep many animals in little space. Many people don’t like these problems. They don’t drink cow’s or nut milk.

坚果奶和牛奶给自然世界制造了不好的问题。而且，农民们要把动物饲养在狭小的空间里。很多人不喜欢这样的问题。他们不喝牛奶或坚果奶。

Scientists make a new milk. It has real milk protein. Cows do not make it.

科学家制造了一种新型奶。它含有真正的乳蛋白。奶牛不能制造它。

Scientists make it in special containers. They use genetically modified organisms. These organisms make the protein. This milk tastes the same as cow’s milk. It is better for the natural world and the cows.

科学家用特殊的容器生产出了它。他们用的是转基因生物体。这种生物体可以制造乳蛋白。这种奶味道和牛奶一样。它对自然世界和奶牛都更好。

Notes:

1. protein：n. 蛋白质。

2. genetically modified：基因改造的，转基因的，“转基因食品”即genetically modified food。

3. organism：n. 生物，有机体，形容词为organic，“有机食品”即organic food。

Exercise:

请根据文章内容，回答下述问题：

How do scientist make milk protein?