audio books is audio book's Plural Form

audio book

US 
UK 
  • Web有声读物;有声书;有声图书
Plural Form:audio books  

Sample Sentence

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