英语词汇optional cooler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 cooler
释义	optional — 任择 adj • 可选的 adj • 选配 adj • 选购 adj • 自选 cooler n — 冷却器 n • 冷器 n • 制冷器 n option n — 方案 n • 选择 n • 可选择的事物 n • 选修课 n • 选择权 n • 购买权 n option — 选择 • 期权 cooler adj — 较冷 adj cooler — 冷藏箱 cool adj — 冷却 adj • 酷 adj • 凉爽 adj • 阴凉 adj • 清凉 adj • 俊 adj • 镇静 adj • 镇定 adj • 给力 adj
随便看	official and working languages official announcement official announcement about official announcement from official appeal official appellation official application official appointed by official appointment official approval official approval procedure" official archive official army government army official assessment official assistance official association official attention official at the ministry official' attitude official auction official audit official authorisation official authorities official authority official authority used for private interests ; attain private ends by abusing public position

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 —