Well, this could turn out to be a bed of nails.

这可能会是个烫手山芋。

But what really matters for impact injury is how much area that force is being applied to, or why you should lie on a bed of nails, not do a headstand on one.

但是对于冲击损伤真正重要的是施加力的面积，或者为什么你应该躺在钉子床上，而不是头倒立。