The dinner was a formal affair.

这是正式宴会。

《牛津词典》

At this stage, I don't want to recommend too formal a process.

在此阶段，我并不建议使用太过正式的流程。

youdao

Therefore, a formal a design model may not be the best output artifact for a use-case realization session.

因此，正式的设计模式也许不是用例实现会议的最好的输出工件。

youdao

Johnson says that her students, over the past several years, have increasingly used a more informal English vocabulary in formal assignments.

VOA: standard.2010.01.16

But, because of the logic of risk management we have to make a deal with them; so, it becomes more formal and impersonal.

但是，基于风险管理的逻辑,我们必须和他们达成协议;,使分摊正规化而不受主观情绪的影响。

耶鲁公开课 - 金融市场课程节选

It was a question of constructing an elaborate formal edifice to which everybody could contribute. Students got excited about it.

现在的精读已形成了一种精确而正式的体系,每个人都可以做出自己的贡献，学生当然会对此感兴趣。

耶鲁公开课 - 文学理论导论课程节选

Too formal a photo feels uncomfortable in a bedroom, so hallways seem just the thing.

WSJ: Family Photos: Hide or Show?

The study also predicts that two-thirds of all retailers with an online presence will have a formal rewards program in place within a year, although there was no discernible difference in investment returns between companies that put resources into a formal rewards program and those that don't.

FORBES

Her comments in both the Senate and House hearings clarified an earlier misunderstanding between the State Department and CIA. At the time of the attack, State Department officials believed they had a formal arrangement with CIA for backup security, while CIA didn't think there was a formal responsibility.

WSJ: Clinton Defends Response to Benghazi, Libya, Attacks