pore over

• 专心阅读, 钻研

pore over的用法和样例：

例句

1. She was poring over an old map of the area.
   她正在仔细查阅该地区的旧地图。
2. The child spends hours poring over her books.
   那孩子用了几个小时仔细阅读她的那些书。
3. What is the book you are poring over this afternoon?
   今天下午你读的什么书?
4. He had spent several hours in the library poring over those musty documents.
   他一连好几个小时呆在图书馆里仔细翻阅那些发霉味的文献资料。