I looked a bit stiff while they were so lively.

他们都那样活泼，显得我太板了。

《新英汉大辞典》

youdao

He was an uncommonly lively and interesting father, I think now, but I really had little idea of that at the time.

现在想来，他绝对是一个异常乐观活跃、趣味横生的父亲，但小时候的我对此却真的知之甚少。

youdao

And we do have a class I hope there'll be lively and Interesting discussion about some of these issues.

希望我们在讨论课上会有,生动有趣的讨论。

麻省理工公开课 - 媒体、教育、市场课程节选

Things got especially lively though when I gave Karan a taste of his own medicine.

CNN: In the Field

In the rarefied world of EU economic policy-making, this is an increasingly lively debate, I can report.

ECONOMIST: European politics

You know, King scholarship has always been very lively, but I think that this will liven it up even more.

NPR: The Significance of MLK's Personal Papers