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
I'm new here, can you help me find my way around?
我是新来的，你能带我转转吗？
It is never too late to learn.
什么时候学习都不晚。
Annie was born in a poor family, on April 4th, 1866.
1866年4月4日，安妮出生在一个贫苦家庭中。