At five o 'clock in the morning.

在清晨五点的时候。

youdao

A: Our flight is at five o 'clock.

我们搭的是五点钟的飞机。

youdao

To-morrow evening, at five o 'clock.

明天傍晚五点钟。

youdao

For the first time the W.H.O.raised its alert level from phase four to phase five on April twenty-ninth.

VOA: special.2009.05.06

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

So the I.O.M.proposed that residents be required to get five continuous hours of rest for every sixteen hours on duty.

VOA: special.2009.06.02

They were rehearsing for a concert, to be performed at five o'clock this afternoon.

NPR: Adventures Along the Caspian Pipeline

Indeed, at five o'clock on a Thursday afternoon, just as I was leaving, a party seemed to be developing organically.

WSJ: Inside the App Culture

The Five O'Clock Club has developed a couple of exercises that may seem a bit labored but that Wendleton swears by.

FORBES: Magazine Article