commercial flights的用法和樣例：
例句
- The nonstop flight between England and Egypt was a commercial first.
英國與埃及間的直達飛機是頭等商務航班。 - He said the operators were awarded licenses, the company for customers to provide business to Hong Kong registered aircraft flights, is a major milestone in the development.
他表示，獲頒有關經營許可證后，該公司可為客戶以香港註冊飛機提供商務航班，是公司發展的一個重大里程碑。
