" Our library, " said Dr. Gaffney, contains only books of reference.

“我们的图书馆，”嘉福尼博士说，供有参考书。

Law-books in musty calf covered one wall, and elsewhere were post-office directories, and other books of reference.

一面墙上挂着发霉的牛皮纸的法律书籍， 其他地方是邮局目录和其他参考书。

I saw no more of Holmes during the day, but I could well imagine how he spent it, for Langdale Pike was his human book of reference upon all matters of social scandal.

白天我没有再见到福尔摩斯， 但我完全可以想象他是如何度过的， 因为兰代尔·派克是他处理所有社会丑闻的人性参考书。