He was attacked by a security man who tried to wrest away a gas cartridge.

一名保安袭击了他，那保安想抢走一个气罐。

《柯林斯英汉双解大词典》

The security man nodded, but squinted at us suspiciously.

那警卫点点头，但还是用怀疑的眼神斜视我们。

youdao

But the Consulate Security Man must not know that I am in Istanbul.

但是领事馆的治安官不能知道我在伊斯坦布尔。

youdao

Security. Yeah. Sir, you might want to senda maintenance man over to that officeacross the way.

VOA: standard.other

its press freedom non-existent and demonstrations broken up by "repressive" security services - all that face-to-face with arguably the most powerful man in the country.

VOA: standard.2010.06.10

As a security guard stood nearby, the man raged at the senator.

VOA: standard.2009.08.11

The security man was too astonished to try to stop him a second time.

BBC: NEWS | Programmes | From Our Own Correspondent | Spotlight catches Sudan's red tape

Glass smashing, yells, our security man screaming for us to "get down" in far more colorful language than I can say here.

CNN: Behind the Scenes: Shootings are painful reminder

Anyway, I watched as a colleague from Kenya swore at one security man, shoved him out of the way and carried on filming.

BBC: NEWS | Programmes | From Our Own Correspondent | Spotlight catches Sudan's red tape