The pineal gland, or 松果體, is a part of the brain that secretes hormones.

This new semiconductor has the potential to revolutionize the electronics industry.

This old book is written in old-style characters.

The term '異體字' refers to Chinese characters that have the same meaning but different forms.

This company is advancing the process of unification.

This medicine contains saccharides.

In our body's cells, there are two types of chromosomes: autosomes and sex chromosomes.

This book explains in detail about various sexual positions.

Sex chromosomes play an important role in determining the sex of an organism.

Let's solve this problem with unity in diversity.