英语词汇ac2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	ac2
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	failed to reveal failed to satisfactorily failed to satisfy failed to save failed to settle failed to shake failed to show failed to solve the problem failed to stem failed to submit failed to supervise failed to supply failed to support failed to surrender failed to take action failed to take into consideration failed to take off failed to terminate failed to timely pay failed to turn up failed to undertake failed to uphold failed to win a seat failed trades failed transfer

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)—