Be firm in making your complaint.

投诉时要坚定。

youdao

But also be firm in making your complaint.

但投诉时也要坚定。

youdao

Parents must be firm with their children.

父母必须对子女严格。

《牛津词典》

The declaration called on the people of the South to unite and be firm in their opposition to the North.

VOA: special.2009.03.12

So Firm 1 would be producing half its monopoly quantity and Firm 2 would be producing half its monopoly quantity.

即公司1生产垄断产量一半的商品,公司2也生产垄断产量一半的商品

耶鲁公开课 - 博弈论课程节选

I'm excited to be working at a firm next year, I have had a little bit of experience already in law firms.

明年我就要到事务所工作了，我为此非常兴奋，我已经有一些在事务所的工作经验了。

为什么来到法学院？ - SpeakingMax英语口语达人

That's why we need to be firm and resolved in bringing them to justice.

NPR: Transcript of Presidential Debate

Be careful not to overcook the meat, though: The breasts should be firm and give just a bit when prodded.

WSJ: Michael Schwartz's Maple-Glazed Quail With Pear and Almond Salad | Slow Food Fast

"I think that's why he became pope ... if he had to be firm in something, he was, " she said.

CNN: March 18, 2013 -- Updated 2135 GMT (0535 HKT)