My nephew and classmate Satya managed to screw up courage enough to volunteer to mention this to my father.

我的侄子兼同学，萨提亚，鼓起勇气，自告奋勇地去跟我父亲提这事。

youdao

It is therefore important that you screw up your courage when courage is needed.

因此重要的是在需要勇气时鼓起自己的勇气。

youdao

You must screw up your courage.

你必须鼓起勇气。

youdao

And because by this point he was really quite afraid, he began humming to himself to screw up his courage.

NPR: Excerpt: 'Pinocchio'

Some support the bill on its merits, but worry about the reaction of their constituents and so are taking time to screw up the courage to vote for it.

ECONOMIST: Why is Congress so divided over whether to normalise trade?

The rise in health care costs, and especially in the share paid by the patient, is giving people a lot more incentive to screw up their courage to try to bargain down prices.

FORBES: Magazine Article