It is generally believed that the life of the middle class is stable.

We discussed the new project in the meeting room.

He emphasized the importance of class struggle.

My back pain improved after I went to a chiropractor.

He is deeply involved in the animal liberation movement.

We are focusing on the research and development of new products.

The Kuiper belt is located on the outer edge of the solar system.

His grandfather was a member of the Imperial Navy during World War II.

According to Chinese mythology, the creation of heaven and earth represents the beginning of the universe.

This detergent contains a high-quality surfactant.