She tried her best to solve the problem.

她尽了最大的努力解决这个问题。

《牛津词典》

If someone tried to bash my best friend they would have to bash me as well.

如果有人要打我最好的朋友，他们也要连我一起打才行。

《柯林斯英汉双解大词典》

Pinocchio tried his best to get there, but he couldn't.

皮诺乔尽了最大的努力想过去，但他做不到。

youdao

Notably in the Islamic Saudi Academy, one of the school's best students is now in jail for having tried to kill President Bush."

VOA: standard.2010.07.12

Now, that's actually a difficult question to ask-- to answer for a child, but I tried my best to give him an answer.

向一个孩子解释这个问题其实挺困难的，但我还是尽力给了他一个答案。

耶鲁公开课 - 心理学导论课程节选

and you've tried to be the best girlfriend you can.

你也尽最大的努力尝试做一个好女友。

I can't 课堂 - SpeakingMax英语口语达人

And admitting that his governing Pakistan People's Party (PPP) may not have been "able to provide rivers of milk and honey", the prime minister said it had tried its best to alleviate the country's problems.

BBC: Pakistan's Ashraf government makes history

Richard Goodwin tried his best to present a mathematical theory of such a disequilibrium system.

ECONOMIST: Economic reasoning

That's a significant gap, and one that the company surely tried its best to avoid.

ENGADGET: Editorial: BlackBerry 10, the waiting and the damage done