official confirmation的用法和樣例：
例句
- The following answer is subject to official confirmation.
以下的答案必須再經過正式確認才有效。 - It has been officially confirmed that Jaguar and Land Rover are to start selling their respective premium cars and Sports Utility Vehicles in India this year.
它已被正式確認，捷豹和路虎是開始銷售各自保費汽車和運動型多功能車在印度今年。
