She has acquired a good knowledge of English.

她英语已经学得很好。

For this job you will need a good knowledge of both Italian and Spanish.

担任这项工作需要精通意大利语和西班牙语。

He has a good knowledge of Chinese.

他有着丰富的汉语知识。

Do you get a good knowledge of China?

你了解中国吗？

We have acquired a good knowledge of English.

我们学到了很多英语知识。