speeds up is speed up's Simple Present

speed up

US 
UK 
  • na.加快(机器等的)速度;使加紧做
  • Web加快许多
Simple Present:speeds up  Present Participle:speeding up  Past Tense:sped up  Past Tense:speeded up  
na.
1.
加快(机器等的)速度;使加紧做 (something)

Sample Sentence

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