On the other end are service occupations, those that involve "helping, caring for or assisting others, " such as security guard, cook and waiter.

一类是服务性质的职业，这类职业以“提供保障、安保、服务”为主，如保安、厨师、服务员等。

youdao

London-based Olive Security provides former British Special Air Service troops--one unarmed guard for every four or so engineers who go out on a job--to drive and offer a show of muscle.

FORBES: On The Cover/Top Stories

But Mr Saleh's son, Ahmed, still commands the elite Republican Guard, and three of the president's nephews hold powerful posts in the security service.

ECONOMIST: But who will replace the president?