outer core

US 
UK 
  • na.(地球的)外核
  • Web炙热外核;外地核;外地壳
na.
1.
(地球的)外核

Sample Sentence

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