词汇	socioeconomic pyramid
释义	socioeconomic pyramid 社会经济的宝塔形体制
随便看	industry of Qiaoxiang industry of rest and amusement industry of rest and culture industry-owned thermal power plant industry parameters industry of rest and recreation industry of rest and sport industry of rest and tour industry of robots industry of science and technology industry of soybean Industry of sport industry of sport culture industry of textile clothing industry of the computer industry of the middle part industry of tourism Industry of traditional Chinese medicine Industry of watermelon industry online mass spectrograph industry oompetition competence industry opportunity industry optimization industry optimize industry organization