step up

US 
UK 
  • v.走上前;登上;增加;加强
  • Web递升的;升压;加速
Simple Present:steps up  Present Participle:stepping up  Past Tense:stepped up  
v.
1.
走上前; 登上,例如上前接过某个职位或承担某种责任
2.
增加; 加强; 加速; 加紧

Sample Sentence

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