A hinge joint, like the human elbow or knee, is a type of joint that only bends in one direction.

Beautiful flowers are blooming in my new flowerpot.

He values his sense of honor.

It took him time to unravel the coiled about.

Let's have lunch together.

We had a delicious lunch.

I wonder what to have for lunch today.

My grandfather is seventy years old.

I will explain this matter in detail in the future.

He is majoring in geology at university.