It would be futile to protest.

抗议也无用。

《牛津词典》

She knew it was useless to protest.

她知道抗议是没用的。

《柯林斯英汉双解大词典》

Mary made as if to protest, then hesitated.

玛丽似乎要抗议，又犹豫了。

《柯林斯英汉双解大词典》

Webster said the North also had a right to protest statements by southern leaders about working conditions in the North.

VOA: special.2009.04.02

And it is a stereotype but it's a statistically robust one and nobody lines up to protest this.

这确实是刻板印象，但这是有数据支持的,而且没有人会排队去抗议它。

耶鲁公开课 - 心理学导论课程节选

The fan of the soul begins to want to protest, "Look, we're not just robots.

灵魂的支持者开始想要抗议,听着,我们不是机器人

耶鲁公开课 - 死亡课程节选

Let's also not forget how hard you've worked to find something to protest against.

WSJ: Rob LaZebnik's Message for the Class of 2013 | Saturday Essay

Pakistani officials condemned the strike, and Pakistanis took to the streets to protest them.

CNN: CIA drone war in Pakistan in sharp decline

Liberal Christian and Jewish activists and their Muslim associates threatened to protest the speech.

CENTERFORSECURITYPOLICY: Moral relativism and jihad