官方称，飞机语音记录器仅储存航班最近两个小时的飞行记录，但马来西亚航空公司失联航班上的关键事件可能在此之前就已经发生。

The flight voice recorder only stores the most recent two hours of flight, but the key events in the Malaysia Airlines flight may have taken place earlier, officials have said.

youdao

官方称，飞机语音记录器仅储存航班最近两个小时的飞行记录，但马来西亚航空公司失联航班上的关键事件可能在此之前就已经发生。

The flight voice recorder only stores the most recent two hours of flight, but the key events in the Malaysia Airlines flight may have taken place earlier, officials have said.

youdao