official confirmation的用法和样例：
例句
- The following answer is subject to official confirmation.
以下的答案必须再经过正式确认才有效。 - 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.
它已被正式确认，捷豹和路虎是开始销售各自保费汽车和运动型多功能车在印度今年。
