英语词汇optional input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	optional input
释义	optional — 任择 adj • 可选的 adj • 选配 adj • 自选 • 选购 adj input n — 投放 n • 键入 n • 输入信息 n • 投入(信息资源等) n • 敲入 n option n — 方案 n • 选择 n • 购买权 n • 可选择的事物 n • 选择权 n • 选修课 n option — 选择 • 期权 input v — 输入信息 v
随便看	by the practicalities by the presence of by the press by the privatization by the product owner by the Professor by the Professor by the promise by the proprietor by the prospective by the prospect of by the Providence of God by the public by the publisher by the pupils by the purchasing Department by the pursuit of by the Queen by the quickest means by ther by the ratio by the reader by the recruitment by the regulations in force by the reign

英汉双解词典包含2273206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。

optional —