She underwent surgery on her lens.

He is learning calligraphy in regular script-style.

This textbook-style font is easy to read, isn't it?

Health and physical education class is my favorite time.

His form is just like a dancer.

His hippocampus is maintaining a healthy condition.

The complement system of the immune system plays an important role in eliminating foreign substances in the body.

This calligraphy uses old character forms.

They made love every night, deepening their affection.

He designed a building in the shape of a cone.