因此，得以减小由涡流产生的发热、振动和声音噪声的量。

As a result, the amount of eddy current produced heating, vibration and acoustic noise is reduced.

youdao

没有任何声音，除了广播和直升机的噪声。

No sound whatsoever, but the noise of the radio and the helicopter.

youdao

如果一个老硬盘有噪声，你可以整理一下硬盘碎片，看声音是否减少，也可以买一个新的、安静的硬盘。

If an old hard drive is making noise you can either de-fragment it and see if that reduces the sound, or you can buy a new, silent hard drive.

youdao

And the fact that we're always facing some risk of death recedes into the background in the way that most of us don't hear background noise-- that what jumping out of an airplane does for you is it spikes the risk of death.

我们一直面对的某些死亡的风险,这种情况下变成了背景声音,因为我们大部分人都听不到背景的噪声-,而跳下飞机带给你的,是死亡的风险上升。

耶鲁公开课 - 死亡课程节选