非法监禁

1.illegalconfinement  

非法的英语翻译：

【法】 illegality; illegitmacy; unlawfulness

监禁的英语翻译：

prison; put into jail; arrest; durance; incarcerate; pinfold; pound
take into custody; imprisonment; incarceration
【法】 bondage; committal; confine; confinement; detainment; duress; imprison
imprisonment; incarcerate; incarceration; lay by the heels; pen
restraint