军医 

Pinyin: jūn yī 
Meaning：Military doctor
Sentence: 我叔叔是位严格而又倔强的军医，他曾身经两次大战。My uncle was a hard-nosed army officer who had seen service in two wars.

More: 

军： 

Pinyin: jūn
Meaning: Army; military; arms
Radical: 冖
Stokes: 6
Traditional: 軍
Common words/Phrase:
军事 [jūn shì] 【military】 
军队 [jūn duì] 【troops】
军人 [jūn rén] 【serviceman】
军团 [jūn tuán] 【legion】
军官 [jūn guān] 【officer】

医：

Pinyin: yī 
Meaning: cure; doctor; medicine
Radical: 匚 
Stokes: 7 
Traditional: 醫 
Common words/Phrase:
军医jūnyī [medical officer; surgeon] 
行医xíngyī [practise medicine] 
巫医 wūyī[witch doctor] 
医治 yīzhì[cure; treat]