英语词汇“optional”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	optional
释义	Search result show the entry is found in: optional pass , or optional referendum , or optional writ
随便看	four horsemen four hundred four-hundred-day clock fourier fou-rier analysis fourierism fourierist fourieristic fourierite fourier's fourier series fourier's theorem fourier transform fourier transformation four-in-hand four ladies chain four-leaf clover four-leafed clover four-letter word four-lined leaf bug four-lined plant bug four-line octave fourling fourmarierite four-masted bark

英语词典包含332784条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。