I overheard two doctors discussing my case.是什么意思？

I overheard two doctors discussing my case.

我无意中听到两位医生讨论我的病情。

overheard

v. 偶然听到(overhear的过去式和过去分词)；

例句
He was having to whisper in order to avoid being overheard by their nosy neighbours...
他不得不小声说，免得被爱管闲事的邻居们听到。

two

n. 两个，两个东西，两点钟，一对；adj. 两个的，我

例句
He has been absent from his desk for two weeks...
他已经有两个星期没有坐在办公桌前了。

doctors

n. 医生，大夫( doctor的名词复数 )，博士；

例句
To save his life, doctors amputated his legs...
为了挽救他的生命，医生们截掉了他的双腿。

discussing

v. 谈论( discuss的现在分词 )，讨论，商量，论述；

例句
It is absurd to be discussing compulsory redundancy policies for teachers...
讨论针对教师的强制裁员政策真是滑稽可笑。

my

adj. 我的(I的所有格形式)；int. 啊呀，天啊；

例句
Racial discrimination is abhorrent to my council and our staff...
我的顾问班子和全体工作人员都对种族歧视深恶痛绝。

case

n. （实）例，事例，情况，状况，诉讼（事件），案件，判例，容器（箱，盒）；vt. 把…装入箱（或盒等）内，加盖于，包围，围住，[俚语]（尤指盗窃前）探察，侦查，窥测；

例句
We are scared to abandon ourselves to our feelings in case we seem weak or out of control.
我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。