I grabbed the handrail of the stairs and went up.

I've been into K-dramas recently.

He is a very tolerant person, treating everyone fairly.

He has a tolerant heart.

The construction segment of this road is 5 kilometers.

My grandmother has been suffering from arthritis for many years.

He is suffering from chancre.

Casein is a protein that is abundant in dairy products.

I like to eat bread with cheese on it.

He tried to solve the problem all day long.