xu

US ['zʌ]
UK ['zʌ]
  • abbr.(=X-unit X)单位
  • Web许;徐;虚
n.
1.
abbr.
1.
X-unit X单位〔一种波长单位〕

Sample Sentence

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