The volume ratio of this engine is 10:1.

He started calculating to obtain the ratio of the two numbers.

His painting is drawn using the golden ratio.

The red-throated loon is a beautiful bird with a red throat.

Compared to our company's previous products, this new product has significantly improved performance.

This movie has an aspect ratio of 16:9.

I am interested in cultural exchange between the Philippines and Japan.

This incense is very expensive.

The operculum of this shell is very beautiful.

Koki is my best friend.