stand sentinel

美 [stænd ˈsentɪnl]英 [stænd ˈsentɪnl]

stand sentinel

verb

watch over so as to protect: We must stand sentinel to protect ourselves; The jewels over which they kept guard were stolen; Synonym: stand guard stand watch keep guard

数据来源：WordNet

1

We must stand sentinel to protect ourselves ; The jewels over which they kept guard were stolen .

我们必须让哨兵站岗保护我们；他们站岗保卫的宝石被盗。
2

For years we were content to stand sentinel over this Megalithic site and we bore our burden with honor .

多年来我们观看在负我们的与荣誉的这个巨石站点重荷。
3

In the face of soaring street crime , the state government has deployed a security force of 85000 in Rio , among them 23000 soldiers who stand sentinel at busy intersections or cruise the streets in military jeeps , their weapons aimed menacingly at the sidewalk .

为了应付日益猖獗的街头犯罪，政府在里约部署了多达8.5万人的安保力量，其中有2.3万名军人，他们在繁忙的十字路口站岗，或是开着军用吉普车在街头巡逻，手中的武器威胁地指向人行道。