She fought honestly for a just cause and for freedom.

她正直地为正义事业和自由而战。

《柯林斯英汉双解大词典》

A just cause is invincible.

凡是正义的事业都是不可战胜的。

《新英汉大辞典》

To sacrifice oneself for a just cause..

为正义事业而牺牲生命。

youdao

"just incredible." Hasheem Thabeet led Connecticut with 17 points in a losing cause.

VOA: standard.2009.04.05

But let's just count in terms of the numbers I'm touching 'cause that'll be useful in just a moment.

我明确地数了所动过的,数字，等会儿这个,可能有用。

哈佛公开课 - 计算机科学课程节选

So, not just a spectrum of viruses, but there's viruses and bacteria and parasites and other microorganisms that can cause disease.

所以,不是只有病毒,还有病毒,细菌,寄生虫,和其它各种微生物都能导致疾病

耶鲁公开课 - 生物医学工程探索课程节选

Is he a publicity seeker or is he using his popularity to highlight a just cause?

BBC: Baba Ramdev fast: Just cause or blackmail?

Allied aircrew who flew on such missions believed they fought for a just cause.

ECONOMIST: Israel and Palestine

If war is forced upon us, we will fight in a just cause and by just means, sparing, in every way we can, the innocent.

CNN: Transcript of State of the Union