He crossed the border and fled to the neighboring country.

I mainly use public transportation facilities for commuting.

Protein-degrading enzymes play a role in breaking down unnecessary proteins in the body.

This compound has a tetrahedral molecular geometry.

During winter, my energy bill significantly increases.

He had a throat problem, and it was found that his posterior cricoarytenoid muscle was not functioning properly.

Alternating hot-cold baths have the effect of improving blood circulation in the body.

Have you ever been to Hanawa?

Zhenzong was a great emperor of China.

Mr. Kai takes a 30-minute walk every day.