Madam Pince was several shelves away, stamping out a pile cf books for a frantic-looking Hannah Abbott.

平斯夫人在几个书架以外，正为表情紧张的汉娜艾博借出的一堆书盖章。

I once read a report that says CFS is common in the United States, but the data are difficult to interpret because the various studies define CFS in different ways.

M：我曾经读过一份报告，说慢性疲劳在美很常见，但这些数据很难解释，因为各种研究对慢性疲劳的定义不同。

An abbey church turned to the base use of a stable or a bake-house is a sorry sight; but more pitiable still is a masterpiece spluttered over with the commentator's pen, and his hideous mark " cf" .

一个修道院教堂变成了马厩或面包房的基本用途，这是一个令人遗憾的景象；但更可怜的是，一部杰作被评论员的笔和他丑陋的“cf”标记泼了出来。