He can't grasp the basic concepts of mathematics.

他无法掌握数学的基本概念。

《牛津词典》

I can't grasp this maths question.

我不理解这道数学题。

youdao

In fact, is to overcome their mental only. Because I can't grasp my mental.

其实是想战胜精神上的自己而已。因为我把握不了自己的精神。

youdao

We might wonder, well, just why is it that the body can't grasp the forms?

我们可能会想,为什么肉体就不能认知型相

耶鲁公开课 - 死亡课程节选

Whatever the number two is, it's something that our mind can grasp but isn't actually in the physical world.

不管数字2是什么,它是心灵可以掌握的东西,而在物质世界中却不存在

耶鲁公开课 - 死亡课程节选

If you get asked about these readings, as you will on the exams, we're not going to be picky, and we're not expecting you to remember details, and not expecting you to understand concepts that you can't just grasp from the readings themselves.

如果到考试的时候,碰到这方面的问题,放心,我们不会太苛刻的,我们不指望你们记住具体的细节,也没想强迫你们去理解,仅从材料本身无法获得的思想

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

How could they possibly help someone learn a skill that they themselves can't grasp?

CNN: Learning to read? Try talking to a dog

"You can't grasp a piece of land by looking at plans, " he says.

WSJ: Creating: Peter Heuken, Playground Designer

Ms. CATHY WAYLAN (Real Estate Agent): It helps us in talking with our sellers, and sometimes they can't grasp the whole reality of the market.

NPR: Existing Home Sales Are Up Slightly