不可理解的是英文

unbelievable

unreadable.intricate.Incomprehensible.Difficult to understand.

例句：

1.He looked back at the woman for approval,but her face was unreadable.他回头看着那位女士，希望得到她的认可，但是她脸上的表情难以捉摸。

2.The situation seems to be intricate.局势似乎错综复杂。

3.The whole thing was incomprehensible.整件事情都是让人无法理解的。

4.He speaks an incomprehensible vernacular.他说的是一种无法听得懂的方言。

5.She grunted some incomprehensible reply.她咕噜着回答了些令人费解的话。

6.It is incomprehensible that they were admitted to the program.他们竟也获准参与这个项目，真是不可思议。

I Can not understand或I can't understand

口语里就是 unbelievable

无法理解基本翻译can't understandbeyond sb's apprehension网络释义无法理解:beyond understanding | Don't understand it