农村 (nóngcūn):This term specifically refers to agricultural villages or farming communities in the countryside.
城市 (chéngshì):This term means "city" and is the opposite of 乡下. It represents urban areas with high population density and modern infrastructure.
郊区 (jiāoqū): 郊区 refers to suburban areas that are located on the outskirts of cities. They have a mix of urban and rural characteristics.