The theory of Banach spaces plays an important role in many fields of mathematics.

He is traveling around the world as an ecologist.

He conducted the trial based on common law.

This is the book that I am reading.

The grass radical is one of the radicals in kanji, and it is written as 艹.

What is the standard time in Japan?

She is an expert in nursing.

I used a futon dryer to dry the damp futon.

It will still take some time to complete the report.

I'm looking forward to riding the Ferris wheel with her.