He was serious again.

他又认真起来。

youdao

Then she got very sober and serious again.

然后她又冷静、严肃起来。

youdao

"I was standing right next to you, Bella," he said, his tone serious again.

“我站在你右边，贝拉”他说道，他的语调又一次认真了。

youdao

And again, Americans all around the country took note of this quiet,serious man who did such effective work in so many different kinds of situations.

VOA: special.2011.02.10

I had made him feel that if he whipped me for killing the kitten I would never gave serious way to his words again.

如果他因为我杀了小猫而打我的话,他会无从下台，我也不会再听他的了。

耶鲁公开课 - 1945年后的美国小说课程节选

People in serious accidents with their paralysis as the result of the accident, very often, usually-- again, this is all the average-- go back to their base level of happiness: if they are happy before, they will be happy one year after; if they are unhappy, they will remain unhappy.

遇到严重意外的人,意外导致瘫痪，经常地，一般性的…,再次强调，这是平均而言-,都会恢复到基础幸福水平：,他们以前是快乐的，一年后，他们也会快乐;,如果不快乐，将维持不快乐。

哈佛公开课 - 幸福课课程节选

Turning serious again, Shapiro notes that he still sees one bubble let to burst.

FORBES: CES: Gary Shapiro's Plan To Fix America

Then he let his hands drop and leaned back, suddenly serious again.

NEWYORKER: Beginners

The ECGD says it thinks private insurers are about to start doing serious business again.

ECONOMIST: British exports: Trading out of trouble | The