He was criticized for having a double standard.

The Bactrian camel is adapted to cold climates.

I found a beautiful twinflower in the park.

He studied the teachings of Buddhism deeply to understand the meaning of 'two traveling together'.

He enjoys derivative works of anime.

Nitrogen dioxide is a cause of air pollution.

He commutes by two-wheeled vehicle.

Fujiko is my best friend.

His speech was a double negative, making it difficult to understand.

Nikaido-san is my best friend.