英语词汇sigma怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	sigma
释义	sigmaBrE /ˈsɪɡmə/NAmE /ˈsɪɡmə/ nounthe 18th letter of the Greek alphabet (Σ, σ) 希腊字母表的第 18 个字母
随便看	byer byers byes byes bye's byest by extension bye–election by fair means or foul by 'false pretences by far by-far by fits and starts by/from all accounts by God by God! bygone bygones bygones by-guess-and-by-golly by gum by gum! by-half by-halves by hand

英汉双解词典包含314281条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。