我到的时候他已经喝醉了。现在他清醒了。

He'd been drunk when I arrived. Now he was sober.

《柯林斯英汉双解大词典》

他清醒过来后表示道歉。

He apologized when he sobered up.

《新英汉大辞典》

我用一杯咖啡让他清醒起来。

I spirited him with a cup of coffee.

youdao

Hawthorne wrote a short story you should read sometime, as a balance to all of this optimism of this period, irresistible as that optimism was.

霍桑写了篇短文,有机会你应当读读看,他给那个狂热乐观主义时代打了一针清醒剂,因为那是种不容抗拒的乐观

耶鲁公开课 - 美国内战与重建课程节选

Toward the end of his life while he was still 100% lucid, it was more difficult for him to be mobile and to go into organizations.

在他生命的最后当他头脑还百分百清醒时，活动和参加组织活动对他来说更加困难了。

哈佛公开课 - 幸福课课程节选