sentry meaning in English
n.
【军事】
1.哨兵；岗哨；步哨。
2.看守，警卫。
3.〔古语〕望楼。
短语和例子
vt.
(-tried) 在…设岗哨。
vi.
站岗，放哨。
Examples
- He was sentry at the door of a general .
他在一位将军的门前站岗。 - The sentries outside presented arms with a clash .
门外的卫兵咔嚓一声举枪敬礼。 - The sentries were all on the alert .
哨兵们都警戒着。 - The sentries alternated their watch .
哨兵轮流站岗。 - They've got sentries posted, and they were all armed .
他们布置了岗哨，而且都武装了起来。