He is opposed to communism.

Please convert this number into meters.

This park is always empty.

I converted dollars into yen.

Japan underwent rapid industrialization during the Meiji era.

It is thirty-three kilometers to my house.

I use a set square to draw shapes.

In chemistry class, I learned about acid anhydride.

In chemistry class, I learned about acidic oxides.

Lower fatty acids play an important role in the human body.