已經結束的用法和樣例：
例句
-
他太遲了，他到的時候，展覽已經結束了。
He was so late that the exhibition was all over when he got there. -
設計美國核彈的人相信他們幫忙打贏了冷戰，可是既然冷戰已經結束，很多人不知道他最終會不會受到冷落。
The people who design America's nuclear bombs believe believe they helped win the Cold War. But now that the war is over, many wonder whether they'll end up out in the cold. -
學生的考試登記已經結束了。
The registration of students for an examination has been over.
