What force do you have to apply

你需要用多大的力
to stay onto that rotating blade?

才能留住旋转的刃口上
This may not happen to you and me

这也许不会在我们身上发生
but if you're in organized crime,

但如果你参与了有组织的犯罪活动
this is not a very unusual situation.

这种情况还是有可能的
You can find yourself intermingled with all kinds of machinery,

你会发现你自己被困在一堆机器中
and you want to know what do I do to stay on.

你想知道怎样才能抓得住
Well, Newton tells you the answer.

牛顿给出了答案
Newton says,

牛顿说
if you want to be on this rotating chainsaw blade,

如果你想抓住旋转电锯的刃口
your acceleration towards the center has to be paid for,

需要有力来维持向心加速度
and if the blade is picking up speed,

当转速增加时