commerce是什么意思?

ministry of commerce是什么意思 chamber of commerce是什么意思 chamber of commerce 是什么意思啊? energy and commerce committee是什么意思 Publication of Chamber of Commerce是什么意思? The Many Flavors of E-Commerce这句话是什么意思 英语翻译Electronic commerce (e-commerce) Internet securityNetwor Electronic Commerce怎么读 International Chamber of Commerce rotman commerce什么意思 英语翻译What is e-commerceE-commerce (electronic commerce or EC) e-business 和 e-commerce