learnt about

• v. 了解(知道)

learnt about的用法和样例：

例句

1. Childrenseem to learn about computers by osmosis.
   儿童似乎不知不觉地就了解了计算机。
2. His mother learnt about her son's success in the newspapers.
   他的母亲是从报纸上知道她儿子成功的消息的。
3. It was from the study of these that so much was learnt about the interior of the earth.
   通过对这些的研究，我们了解了大量有关地球的内部情况。