The Atlantic humpback dolphin is designated as an endangered species.

The Chinese white dolphin lives in the waters off the southern coast of China.

I bought a new overblouse.

As it became autumn, the air became cool.

My friend lives in New South Wales.

He is truly a person who embodies the saying, 'A man of virtue will naturally attract admirers.'

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.