spontaneous decay

US 
UK 
  • un.自发衰变
  • Web自发衰减;自发辐射;自动衰变
un.
1.
自发衰变

Sample Sentence

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