A roar is very important to the lion.

吼声对狮子而言非常重要。

youdao

There was a roar of approval.

响起了一片表示赞成的喊叫声。

《柯林斯英汉双解大词典》

His speech was greeted by a roar of applause.

他的讲话引来了雷鸣般的掌声。

《牛津词典》

With a roar, it began to rise slowly from the launch pad.

VOA: special.2009.06.17

I didn't take it along with me, but the essence of it is a great roar and rumble emerged as the troops turned and began racing back to the ships to get the hell out of there.

但我没把原作带在身边,不过这番话掀起了巨大的喧嚣呼喊,士兵们转身争相冲向战船,想要离开这鬼地方

耶鲁公开课 - 古希腊历史简介课程节选

As she heard the muffled roar of the van starting up in the distance, a horrifying realization gripped her."

VOA: special.2009.08.24

School board chairman Albert Christman said the policy has got "everybody up in a roar".

BBC: US school ends classroom ban on pregnant students

On the line--through a roar of static--Annie could hear John, patched directly from his spaceship to his home.

CNN: Victory Lap

Because of that dead butterfly history changed, in a whisper or a roar, all down the aeons of time.

ECONOMIST: Ray Bradbury