Sentry duty
na. 步哨勤务\\n
🧩 词语组成解析
sentry
['sɛntri]
n. 哨兵;警卫;
🗣️ 情景例句
See how things go for another month before you decide what to do.
你先等一个月，看看形势的发展再作决定。
I asked him to stop, but he wouldn't.
我请他停止，但是他不肯。
It's only a party in honor of my birthday.
这只是为了庆祝我的生日而举行的晚会。