Shop manager, do we have stock of the new product?

While playing the piano, he skillfully modulated.

The Tenchō era is a part of Japanese history, which lasted from 824 to 834.

The dome of this museum is made of glass and is very beautiful.

Radio astronomy plays a very important role in understanding the universe.

Infrared astronomy provides a new perspective on understanding the universe.

He is a famous author, and his works are loved by many readers.

He is an excellent doctor.

He is spending a lot of time on experimental research.

He lives in an old-style building.