sentry
n. 哨兵；岗哨
vi. 放哨
vt. 设岗哨
复数 sentries
例句
One comfort is, we're free now, and needn't waste any more of our precious time doing sentry-go.
唯一的安慰是，我们现在自由了，不必再浪费我们宝贵的时间去放哨。
The sentry would not let her enter.
警卫不会让她进来。
《柯林斯英汉双解大词典》
The sentry was our young Divine.
更夫是我们年轻的神学学生。
