英语词汇ac 200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	ac 200
释义	Examples: discriminant (e.g. b^2-4ac in the formula for the root of a quadratic equation)— 判别式 inverter, device that converts AC electricity DC and vice versa— 反用换流器
随便看	Christmas public holidays Christmas pudding Christmas pudding Christmas reception Christmas rose Christmas rush Christmas sales Christmas seals Christmas seals Christmas season Christmas service Christmas service Christmas shoppers Christmas shopping Christmas shopping season Christmas shopping season Christmas song Christmas song Christmas special Christmas story Christmas tale Christmas this year Christmas this year Christmas time Christmas together

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。

discriminant (e.g. b^2-4ac in the formula for the root of a quadratic equation)—