none other than

正是, 恰恰是

例句与用法：

The tramp was none other than a detective in disguise.

那个流浪乞丐乔装得同侦探一样。

The young man sitting at the desk was none other than our new teacher.

坐在办公桌那儿的那个年轻人正是我们新来的老师。

The tall figure that you saw was none other than our manager.

你所见的那位身材魁梧的先生不是别人正是我们的经理。

详细释义：

不是别人而正是

The new arrival is none other than the President.

刚来的不是别人正是总统。