The musk deer is often used as a source of fragrance.

These shoes have a double sole and are very durable.

In this area, the protection of beneficial animals is considered important.

What is the length and breadth of this room?

In chemistry class, I learned about the process of polymerization.

Through this chemical reaction, monomers polymerize to form polymers.

His only flaw is his weakness.

He was convicted of a serious crime.

She knows a lot about the zodiac signs.

His new book is a big success, and it's already been reprinted.