Try again.; Try once more.

再试一遍。

《新英汉大辞典》

Why not try once more?

何不再试一下？

《新英汉大辞典》

When they awoke it was the third morning since they had left theirfather's house, and they determined to try once more to find their way home;

当他们醒来已经是他们离开他们父亲的房子的第三天早晨了，他们决定再试一次找他们回家的路；

youdao

Once he sets eyes on her, or sees her, she might try to get him interested in her by acting playful.

VOA: special.2009.09.06

Because Claire Elise would rather not have run, Let's try once more, Close your eyes again, just to keep life interesting, let's switch to this row.

因为克莱尔·伊莉斯还不如不参选,我们再试一次,把眼睛闭上,让游戏更有趣一点,我们换成这排吧

耶鲁公开课 - 博弈论课程节选

You can't just say it once. You have to try to fill that void by saying it two times and by invoking his father a third time.

你不能只讲一次，你必须说第二遍,并且第三次提到迪安的父亲，来填补中间的空隙。

耶鲁公开课 - 1945年后的美国小说课程节选

Defense Secretary Robert Gates will try once again to persuade Congress to stop further acquisition of the nation's only long-range, heavy airlifter, the C-17.

CENTERFORSECURITYPOLICY: Why not the best?

Then, the Fed will most likely try once again to douse the fire it started with another round of QE gasoline, creating an even larger and less manageable inferno.

FORBES: There Was A Fed Chairman Who Swallowed A Fly

As I said, this was an ambitious move by the Russian space agency, and I hope that they give a similar mission another try once they figure out what went wrong with this one.

FORBES: Failed Russian Probe Phobos-Grunt Will Fall To Earth This Weekend