英语词汇on a mandatory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	on a mandatory
释义	mandatory — 义务 mandatory adj — 强制性的 adj • 法定的 adj on prep — 关于 prep
随便看	beyond question beyond reason beyond reasonable control beyond reasonable doubt beyond reasonable limits beyond recognition beyond recommended limits beyond recovery beyond recycling beyond redemption beyond regulatory beyond regulatory requirements beyond religion beyond remedy beyond reproach beyond research beyond restoration beyond retirement age beyond rhetoric beyond saying beyond school beyond secondary beyond seller´s control beyond seller´s control beyond seller´s control

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。

mandatory —