This man said at about five o'clock in the morning, he heard the dam collapse and all of sudden the water rushed towards the houses.

VOA: standard.2009.03.27

All right, one o'clock, you take the mantle back on.

好吧，1点整，你又装上了思想戒备。

耶鲁公开课 - 死亡课程节选

and we don't all party until two o'clock in the morning, you know, in the night clubs.

我们也不都是在夜店里开派对到凌晨两点。

好莱坞的真面目 - SpeakingMax英语口语达人

First of all, negative time should not bother anybody; t=0 is when I set the clock, I measured time forward, but yesterday would be t = -1 day, right?

首先,负的时间对我们不存在任何干扰,t=0使我们设定的初始时间,我是用顺序计时,所以昨天就可以记为-1天,对吗

耶鲁公开课 - 基础物理课程节选