A tour of duty
值班, 值日勤务
🧩 词语组成解析
tour
[tuə]
n. 旅行，观光;巡回演出;任职期;轮班;
vt. 到…旅游;在…巡回演出;
vi. 观光;巡回;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
History repeats itself.
历史往往会重演。
Just lately I've caugth up to my works.
最近我的工作忙死了。
Glancing at her scornfully, he told her that the dress was sold.
轻蔑地看了她一眼后，便告诉她那件衣服已经卖出去了。