单人飞行是人类长久以来的梦想之一。

Personal flight is a constant human dream.

youdao

双人伞大小比单人飞行伞大一倍。

The wing size is almost double that of a solo wing.

youdao

我第一次作了单人飞行。

I made my first solo flight.

youdao

第二天她将作单人飞行。

She was to fly solo the next day.

youdao

第二天她将作单人飞行。

She was to fly solo the next day.

youdao