We play golf at the country club on weekends.

This compound mainly consists of cyclotridecane.

The International System of Units is the standard measurement system used by scientists all over the world.

He turned thirty years old.

This picture is fixed to the frame.

This plant needs oxygen to perform photosynthesis.

In this story, Zuan is the protagonist, and his adventure continues.

The sourness of this lemon is very strong.

I removed the gate bar and opened the gate.

I plan to participate in the meeting.