您要查找的是不是：
- 研墨rub an ink stick on an inkstone
- 研墨机ink mill
- 砚盒里藏着上等的研墨。The inkstone box has first-class ground ink in it.
- 考研take part in the entrance exams for postgraduate schools
- 干的dry
- 墨ink stick
- 能干capable
- 牛肉干beef jerky
- 干嘛why
- 不干willy-nilly
- 读研pursue the master degree
- 墨子Mo-tse
- 冻干freeze-dry
- 球墨铸铁ductile cast iron
- 晒干insolation
- 助研Research Assistant
- 墨粉ink powder
- 干胶dry glue
- 预研advanced research
- 不相干的inconnected
