Your whole life will perk up once you get to the last part of May.

5月的末期，你整个生活将活跃起来。

youdao

When you say "I'll tell you a story about..." your audience will perk up.

当你说“我要给你讲一个关于……的故事”时你的听众立刻打起了精神。

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It's time to pay attention to home, as Mars is now in Scorpio and will perk up your home space beautifully.

这时候要注意家中，因为火星是现在在天蝎座和会振作起来你家的空间很漂亮。

youdao

If they all look the same to the baby, the baby will just continue to tune out, but if the red looks different the baby will perk up.

如果对于婴儿来说,两种颜色没有差别,他就仍然不予理会,但如果他觉得红色与绿色不同,那他就会重新活跃起来

耶鲁公开课 - 心理学导论课程节选

He has estimated that government revenues will perk up by more than 20% in 2013-14.

BBC: India's budget: A deft balancing act

But there is good reason to hope that by midyear the economy will perk up as destocking comes to an end and the government's fiscal stimulus kicks in.

ECONOMIST: China's flagging economy: Strong as an ox? | The

This will perk you up for a few hours without turning you into a night owl!

FORBES: 4 Ways To Sleep Better And Be Thinner