How to express different levels of understanding: 理解 VS 了解
As in English, in Chinese there are different ways to talk about understanding something. In English you might say, “I get it,” or, “Can you comprehend this?” or, “She understands that,” etc.
In Chinese, “理解(lǐjiě)” and “了解(liǎojiě)” are two verbs, both of which mean, “to …