He tried once again to evade the peace terms.

他再一次努力回避和约条款。

youdao

He tried to speak, but for once, his voice had left him.

他试图说话，但这一次，他已说不出声。

《柯林斯英汉双解大词典》

Though Ke Jie tried his best and he once saw the victory just a step away, he lost his best chance when he became excited.

尽管柯洁尽了自己最大的努力，他曾经看到胜利就在咫尺之遥，但当他变得兴奋时，他失去了最好的机会。

youdao

In fact, when he tried once, the silken fabric slipped off, causing the kind of embarrassment that only a second-grader could really appreciate.

CNN: Wrestle Mania

The overworked Connacht defence had not been helped by the sin-binning of back-row Colm Rigney in the 32nd minute, after he tried once too often to slow Blues ball at the breakdown.

BBC: Blues 58-0 Connacht

When asked why, he replied that he had once tried to evaluate one of these exotic securities but found the task immensely time-consuming and horrifically complicated.

FORBES: Rating Agencies? Still Subprime