John's slight speech impediment made it difficult for his mother to understand him.

约翰轻微的口吃使他母亲难以听懂他。

《柯林斯英汉双解大词典》

I do not really understand him.

我不是很懂他。

youdao

I couldn't understand him.

我不能理解他。

youdao

He says that as a child he did not understand why his father did not live with him and his mother all of the time.

VOA: special.2009.12.13

We had to be taught how to read him, how to understand him.

我们得通过学习才能理解他的作品。

耶鲁公开课 - 公正课程节选

Because just the act of explaining it to him or her has helped me understand it.

然后再把它们送走,因为给它们解释的这个过程。

麻省理工公开课 - 计算机科学及编程导论课程节选

Lines about how the Hosts were confused at why they could no longer understand him.

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If people could only understand him, Madoff seems to be saying, they might not demonize him.

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He said we had to follow the example of Job and serve God though we did not understand him.

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