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sigma

US ['sɪgmə]
UK ['sɪgmə]
  • n.希腊字母表的第 18 个字母
  • Web适马;西格玛;西格马
Plural Form:sigmas  
Sigma
n.
1.
希腊字母表的第 18 个字母the 18th letter of the Greek alphabet (Σ, σ)

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