E-commerce system的用法和樣例：
例句
- This is because the business relationship precludes the e-business system.
這是因為業務關係阻礙了電子商務系統。 - Participants, in teams, are required to create electronic commerce storefront and back-office administration using appropriate e-Commerce application development tools.
以小組形式開發電子商店與電子商務系統。
