In this company, it is a convention for new employees to greet their seniors.

Euclidean space is one of the basic concepts in mathematics.

What is the standard time in Japan?

My grandmother needs home nursing.

We need to check the relevance of this data.

We play basketball in the gym every Friday.

In that instant, he understood what had happened.

This area is severely arid, making it difficult for plants to grow.

I was deeply moved by his words.

I deeply sympathized with his story.