had been at

• conj. 到过(去过)

had been at的用法和样例：

例句

1. Look at the time! We should have been at the theatre ten minutes ago.
   瞧都什麽时候了! 十分钟前我们就该到戏院了。
2. The police recaptured one of the escaped prisoners after he had been at large for only two hours.
   有一个越狱者只逍遥法外两个小时就被警察又一次抓获。