extra-hard

US 
UK 
  • adj.异常硬的
  • Web特硬的;极硬;超高张力
adj.
1.
异常硬的,超硬的

Sample Sentence

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