He is studying an old manuscript.

This machine is very high-performance.

It will still take time for the regularization of this project.

This project will regularize from next week.

The core of this discussion is the importance of environmental protection.

I am interested in the work of book binding.

He bound his thesis into a book.

He was wearing a formal suit.

He is learning the orthodox method of tea ceremony.

Do you know his real name?