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
things ... bow ties.
玩意儿……领结。
They are used to seeing him every day.
他们习惯了每天见到他。
Maybe Shanghai, Nangjing, Wuxi and Hangzhou.
可能参观上海、南京、无锡和杭州。