incommunicado
adj. 不得与外界交流的；不愿被打扰的
adv. 不得与外界交流地；不愿被打扰地
例句
The prisoner has been held incommunicado for more than a week.
这名囚犯已被单独囚禁了一个多星期。
《牛津词典》
Yesterday she was incommunicado, putting the finishing touches to her autobiography.
她昨天闭门独处，对她的自传作品作最后的润色。
《柯林斯英汉双解大词典》
He was held incommunicado in prison for ten days before being released without charge.
在被不予指控释放前，他在监狱里被单独监禁了10天。
