The landlady was sent out for a two-hour walk with the dog, no matter what the weather; whereupon the niece and the respectable looking middle-aged man promptly went upstairs. He was as regular as clockwork. 無論天氣如何,房東太太要帶狗出去散步兩個小時,這時那侄女便和一個看上去很體面的中年男人上了樓。那人每天也真夠準時的。