double faults is double fault's Plural Form

double fault

US 
UK 
  • un.双重故障
  • Web双错误;两次发球失误时;发球双误
Plural Form:double faults  
un.
1.
双重故障

Sample Sentence

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