This compound is called cyclopentadecane.

The problem of the lost generation should be solved by the whole society.

The levator costae brevis is a part of our back muscles.

He is a salary thief, contributing nothing to the company.

This shape is called a muoctahedron, in other words, a hexagonal four-piece square hole twisted polyhedron.

He is a person with a strong heart.

Going to the North Pole is my dream.

She is good at making artificial flowers.

The ceiling of this room is low.

This round shape represents a perfect circle.