The Minister was proving unbending on key issues.

在键问题上该部长决不通融。

They zeroed in on the key issues for discussion.

注意力集到讨论的键问题上来。

What he has tried to expound in this article bears on a key problem in our economic reform.

在这篇文章力图阐的与我经济改革的一个键问题有。