The term e-commerce refers to all commercial transactions conducted over the Internet, including transactions by consumers and business-to-business transactions.
2
“吸引力”和“适应市场”是指大群消费者和用户乐于购买使用某种产品。
Traction and product market fit are customers or users buying or using your product in droves.
3
零售是指经营者直接向消费者销售出版物。
"Retail" refers to sale of publications by dealers directly to consumers.