an anxiety disorder associated with serious traumatic events and characterized by such symptoms as guilt about surviving or reliving the trauma in dreams or numbness and lack of involvement with reality or recurrent thoughts and images是什么意思_an anxiety disorder associated with serious traumatic events and characterized by such symptoms as guilt about surviving or reliving the trauma in dreams or numbness and lack of involvement with reality or recurrent thoughts and images在线翻译_英语_读音_用法_例句