The weather got way better on the fourth day, so we actually got to go outside.

第四天天气变得好很多，所以我们确实去了外面。

youdao

Finally, on the fourth day, the heat wave broke.

最后，在第四天，热浪爆发了。

youdao

At last, at the end of the fourth day, he pulled the great moose down.

最后，第四天快要结束时，他终于拖倒了这头庞大的驼鹿。

youdao

On the fourth day of battle, Marines fought to the top of Mount Suribachi, the tallest mountain on Iwo Jima.

VOA: special.2011.05.30

On the fourth day, they opened one of the cans of turnips and ate it.

第四天，他们开了一罐腌萝卜来吃。

耶鲁公开课 - 公正课程节选

This is the fourth day in the case of a man accused of assault with a deadly weapon.

VOA: special.2009.08.31

By the fourth day, the swelling was nearly gone but the bruise was still slightly visible.

FORBES: Going Under The Needle

Suspected Shiite extremists hit the U.S.-protected Green Zone for the fourth day this week.

NPR: Fighting Between Iraqi Forces, Militias Continues

The protest comes on the fourth day of a five-day strike over proposed jobs losses and pay cuts.

BBC: Wakefield NHS strikers burn dismissal notices