The warehouse hired a night sentry to watch for the delayed shipment from Busan.

倉庫僱了一名夜間看守員，留意從釜山延誤的貨運到達。

Our receptionist acts as a sentry, alerting the team when important clients arrive.

我們的接待人員就像哨兵，重要客戶一到就通知團隊。

The hotel posted a sentry at the gate to greet the tour bus on arrival.

飯店在大門安排一名守望人員，等候觀光巴士抵達時迎接。