然而安装一个齿轮减速器后，涡轮可以高速驱动低速运转的风扇。

A gearbox, however, allows the turbine to operate at a high speed while driving the fan at a lower speed.

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然而安装一个齿轮减速器后，涡轮可以高速驱动低速运转的风扇。

A gearbox, however, allows the turbine to operate at a high speed while driving the fan at a lower speed.

youdao