original material

US 
UK 
  • un.原始材料
  • Web原材料;原物;原始的材料
un.
1.
原始材料

Sample Sentence

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