He said that if both engines of the plane had failed, the aircraft would become like a "glider".

他说，如果飞机的两个引擎都失灵了，飞机就会变成一个“滑翔机”。

youdao

As darkness falls over Europe, Borschberg will slowly descend to about 5,000 feet, essentially using the plane as a glider before reverting to battery power.

当欧洲的黑夜降临的时候，Borschberg会漫漫让飞机下降到5千英尺的高度，事实上，就是在动力切换为电池供能前，将飞机当作滑翔机使用。

youdao

As darkness falls over Europe, Borschberg will slowly descend to about 5, 000 feet, essentially using the plane as a glider before reverting to battery power.

当欧洲的黑夜降临的时候，Borschberg会漫漫让飞机下降到5千英尺的高度，事实上，就是在动力切换为电池供能前，将飞机当作滑翔机使用。

youdao