It was, in fact, the postman who had murdered the woman, but how did the hotel detective know? Never before had he seen any of the people in the room. 事实上,的确是邮递员杀了那位女士。但侦探又是如何知道的呢?他可从未见过房间里的任何人。
He had an illusion when he entered the hotel that the gatekeeper was a detective. 他进旅店时有一种幻觉,认为看门人是一个侦探。