ball rolling

US 
UK 
  • un.钢球轧制
  • Web球状揉;滚珠滚压;滚球
un.
1.
钢球轧制

Sample Sentence

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