perk (someone) up
phrasal verb with perk verb [ I or T ] informal uk/pɜːk/ us/pɝːk/
（使）（某人）快活起来;（使）（某人）振作起来;（使）（某人）活跃起来
to become or cause someone to become happier, more energetic, or more active
She perked up as soon as I mentioned that Charles was coming to dinner. 我一提到查尔斯要来吃晚饭她就来了精神。
He perked up at the news. 一听到这消息他就振作了起来。
Would you like a cup of coffee? It might perk you up. 你想喝杯咖啡吗？也许能给你提提神。