perk up

US 
UK 
  • v.提神
  • Web振作起来;活跃起来;振作精神
Simple Present:perks up  Present Participle:perking up  Past Tense:perked up  
v.
1.
提神

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard