This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

We went to the zoo with our family on the weekend.

He is an expert in ethology, and his research is highly regarded worldwide.

Chrysophyta are living in this pond.

Chrysophyta perform photosynthesis underwater, supplying oxygen.

Cell biology is the study of the structure and function of cells, which are the basic units of life.

He was staring at the statue of Amitābha.

According to the law on specified alien species, the import of certain organisms is prohibited.

My dream is to go to France someday.