The rest of the passengers say "Enough is enough"

其他乘客就说"有完没完啊"
And they throw them out.

然后把他们踹了出去
So, they're just floating around,

他们会漂浮在空中
affecting each other's dynamics,

互相影响各自的动力学参数
and of course this person will feel a force due to that person,

当然这个人会受到来自那个人的力
that person will feel a force due to this person,

那个人也会受到来自这个人的力
but what I'm telling you

但我想告诉你们的是
is the center of mass is going to drop like a rock.

他们的质心将会像块石头一样落下
It's going to accelerate with the force m·g·h;

它受到重力 m·g·h 的加速
it's going to accelerate with g.

将以 g 的加速度向下加速
So, at one point this person may be having the upper hand

在某一点这个人可能占据上风
and may be here, and the other person may be down here,

可能到了这里另一个人可能下到这里