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.
无论天气如何，房东太太要带狗出去散步两个小时，这时那侄女便和一个看上去很体面的中年男人上了楼。那人每天也真够准时的。
She arrives every day at five, (as) regular as clockwork.
她每天五点钟到，极有规律。
The milkman calls at seven-thirty every morning, regular as clockwork.
送奶人极有规律地在早晨7：30送来牛奶。
