“guard”是什么意思？

guard，读音是?[ɡɑ?(r)d]，有两种词性意义：

1. 名词词性的：n.保护；警卫；卫兵；保卫

2. 动词词性的：v.警卫；守卫；看守

例句：

Previously?he?had?been?a?night?guard?there,?and?before?that a?petrol?- pump attendant,?having?dropped?out of?college?.

大学退学后，独立开设医院之前，他曾做过加油站加油工、夜间保安。

Obliging,?the?man?removed?the?bags,?and?sure?enough, each one of them contained?nothing?but?dirt.?Reluctantly, the?guard?let?him?go.

那人顺从地把口袋搬了出来。确实，口袋里除了土以外，别无他特。哨兵很不情愿地让他通过了。

There?was?something?about?him?which?ought?to put?her?on?her?guard.

他身上有一种气息，她应当时刻提防。