obligatory是什么意思_obligatory用法_obligatory怎么读_obligatory翻译_obligatory含义
obligatory是什么意思_obligatory用法_obligatory怎么读_obligatory翻译_obligatory含义解析:
obligatory同义词?
翻译:强制性的
同义词:compulsory forced imperative incumbent involuntary necessary nonelective mandatory peremptory required