Tony didn't notice because he was too engrossed in his work.托尼因为太专注于自己的工作而毫未察觉。She was engrossed in conversation.她聚精会神地谈话。The student is engrossed in his book.这名学生正在专心致志地看书....
Tony didn't notice because he was too engrossed in his work.托尼因为太专注于自己的工作而毫未察觉。He seemed completely engrossed in his book.他好像完全被他的那本书迷住了。The student is engrossed in his book.这名学生正在专心致志地看书.She was engrossed in conver...