英语词汇sec. 50a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	sec. 50a
释义	Examples: secant (of angle), written sec θ— 正割 US Securities and Exchange Commission (SEC)— 美国证券交易委员会 • 安全与交换委员会 • 证交会
随便看	optimizing human resources optimizing individual optimizing input optimizing management optimizing marketing optimizing measures optimizing method optimizing output optimizing performance optimizing productivity optimizing quality optimizing resources optimizing return "optimizing selection optimizing software optimizing storage optimizing system optimizing the distance optimizing the use optimizing the workforce optimizing treatment optimizing value optimizing your optimum optimum accessibility

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。

secant (of angle), written sec θ—