1. 911查询·英语单词
1. Many of them have become experts in science management, professional backbones and business elites.
2. backbones的翻译
2. Tourism, foreign trade and the service industry are the backbones of its economy.
3. 911查询·英语单词
3. They are the backbones of local economy and main contributors to both local GDP figures and revenues.
4. For thousands of years, children and land were the two backbones of rural elderly in China.
5. backbones的反义词
5. Roads that are not backbones of traffic should not be built too wide.