但拥有一个可以将互联网退回到无facebook状态的选项会非常有用，而这将会是扎克回馈给互联网最好的礼物。

But having the option to return the rest of One Web to its pre-Facebook status-useful but not fundamentally social-would be the best gift that Zuck could give back to the Web.

youdao

为抑制飞轮储能系统驱动电机——高转速无刷直流电机能量回馈时的转矩脉动，提高系统的稳定性，提出一种适合高转速飞轮储能单元回馈制动的控制方法。

An energy feedback control scheme was developed for high speed brushless direct current motors used in flywheel energy storage systems to restrain the pulsating torque and improve the stability.

youdao