Question

a matter of 是什么意思？有什么用法？请举例说明！

Answer 1

泛指一件……的事，本身意义不大，最这要看a matter of后面跟的是什么．
如：a matter of course
当然的事
a matter of opinion
看法不同的问题
as a matter of convenience
为方便起见
a matter of conscience
凭良心来决定的问题
a matter of grear account
一件很重要的事
a matter of life and death
生死攸关的事
a matter of record
有案可查的事

Answer 2

a matter of ....= 仅仅是（一宗XXX事情）

Usually you say "it's just a matter of ....".
Sometimes, "just" can be omitted.

Answer 3

a matter of 好象没有这样的短语吧，不过有As a matter

of fact 事实上

Answer 4

(关于...)的问题,大约

如:
It was a matter of life and death for them.
对他们来说这是生死攸关的问题。
It's a matter of academic concern.
那是学术方面的事。

Answer 5

楼上解释的很清楚,也很详细.