他们使用一种机械式的无重力装置，用大约80,000马力的引擎来驱动。

They use a mechanical antigravity device driven by engines developing approximately 80,000 horse power.

youdao

他们使用一种机械式的无重力装置，用大约80,000马力的引擎来驱动。

They use a mechanical antigravity device driven by engines developing approximately 80,000 horse power.

youdao