After you tried again and again and again, you understood how to walk.

在你试了一遍又一遍之后，你知道如何走路了。

youdao

The treatment will be tried out on human beings only after it has been shown to be safe and foolproof in animals.

该疗法只有在动物身上证明安全、万无一失后才会在人体上试用。

《柯林斯英汉双解大词典》

The boat's engine misfired after he tried to start it up.

他试着启动船的引擎，但没发动起来。

《柯林斯英汉双解大词典》

Laurence Becker from Oregon State University says after gaining independence, African nations tried to help farmers.

VOA: special.2010.03.23

She and Mill got married, they lived happily ever after, and it was under her influence that John Stuart Mill tried to humanize utilitarianism.

他们结了婚，从此过上了幸福的生活，正是在她的影响下,约翰·斯图尔特·穆勒试图把功利主义人性化。

耶鲁公开课 - 公正课程节选

For the next eight years, he tried one thing after another.

VOA: special.2010.02.11

But both will be re-tried after they successfully appealed against their convictions, with Egypt's Court of Cassation citing procedural failings.

BBC: Egypt: Court gives Hosni Mubarak custody decision

At one of the many boutique hotels that have popped up in Barcelona of late--one this writer tried after staying at the Grand Marina--the walls were so thin that every sound from a next-door neighbor could be heard.

FORBES: The Suite Life

She tried one after another, swaying back and forth before the mirror, frowning at her reflection.

NEWYORKER: The Grand Tour