sentinel的用法和样例：

例句

用作名词(n.)

The sentinel was stationed on a hill.哨兵被派在山上站岗。
The press is a sentinel of our liberty.新闻界是捍卫我们自由的卫兵。
At either end of the bridge a sentinel stood with rifle at ready.桥的两头各有一名哨兵，荷枪实弹守卫着。

词汇搭配

sentinel antibody前哨抗体
sentinel pile前哨痔
sentinel valve报警阀
sentinel cells[医] 近肾小球细胞...
sentinel gland警戒(淋巴)结...
sentinel node魏尔啸氏结,看守淋巴...
sentinel pyrometer高温计
sentinel animal哨动物
stand sentinel站岗; 守卫

经典引文

The sentinels who paced the ramparts announced that the..army was in sight.
出自：Ld Macaulay
The grim cliff on which the castle stands sentinel over the North Sea.
出自：transf.
The winding road was..sentineled by lofty pines.
出自：B. J. Lossing

【近义词】

sentry卫兵
lookout瞭望台
watch注视
guard看守
watchman看守人
custodian管理人
patrol巡逻
lookout man了望员
spotter观察员
scout童子军
picket尖木桩

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Finally Gared looked down. No fire, he muttered, low under his breath. 最后盖瑞低下头。那就算了。他讪讪地说。 Royce took it for acquiescence and turned away. Lead on, he said to Will. 罗伊斯于是妥协，带路罢。他对威尔说

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轻松英文阅读

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Woman's Body Found in Lake 12 Years After Disappearance

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There is the soldier who knocked me down, said the barber's boy; and they began pushing one another towards the sentinel. 就是这个哨兵把我打倒在地。那位理发师的孩子说，一群少年蜂拥冲向站岗的哨兵， He loaded and pr

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