cracks down is crack down's Simple Present

crack down

US 
UK 
  • na.敏捷地做;拼命做
Simple Present:cracks down  Present Participle:cracking down  Past Tense:cracked down  
na.
1.
敏捷地做;拼命做

Sample Sentence

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