英语词汇visual aid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	visual aid
释义	visual aid visual aid n: often plural (pictures, etc., in a speech or writing) (图片等) SC 直观教具 visual aid n: often plural (device to help with vision) SC 助视器
随便看	nitric nitric oxide nitride nitriding nitrification nitrile nitrite nitro nitrocellulose nitrogen nitrogen dioxide nitrogen-fixing nitrogenous nitrogen oxide nitroglycerin nitroglycerine nitrous nitrous oxide nitty nitty-gritty nitwit nitwitted nival nix nixed

英汉双解词典包含74752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。