空气中有一股烧东西的焦煳味。

There was a smell of burning in the air.

《牛津词典》

她说，她只是他们的临时监护人，被电影摄像机迅速捕捉、在硬石头后面柔焦的聚光灯下摆姿势的一个人罢了。

She was only their temporary custodian, she said, a form and a face caught fleetingly by the movie camera or posing, in soft focus, behind the hard stones.

youdao

如果你有一个每摩尔400千焦的分子，和一个没摩尔200千焦的分子，我把它们并子一起，我怎么得到每摩尔500千焦的键？

If I have one that's 400 kilojoules per mole and another that's 200 kilojoules per mole and I blend them, how do I get 500 kilojoules per mole?

youdao