Anyone who has played even in a school football match knows this.

即使是仅仅参加过学校足球赛的人也有种体会。

Errors and uncertainties multiply, cascading upward through a chain of turbulent features,

错误和不可靠性上升，接踵而来的是一系列湍流的微状，

being brought up in an orphanages--which really is a mental health hazard.

比在孤儿院长大所受的危害要小一些，孤儿院才是真正危害精神健康的地方。

and near its lower reaches there is a long tailing-off which is almost certainly the result of material transported out to deep water after being eroded from the continental masses.

在这个地带的低处是很长的一段尾沙地段，基本上可以断定这个地段是大陆块体上侵蚀下来的物质被水冲到深水处形成的。

We can perhaps forgive those who said the moons of Jupiter were produced by Galileo's spyglass if we recall that in his day, as for centuries before, curved glass was the popular contrivance for producing not truth but illusion, untruth;

如果我们回想一下伽利略之前几个世纪期间，曲面镜一直是一种用于产生幻影而不是产生真象的把戏装置，那么我们就会原谅那些当时把伽利略观察到的木星卫生说成是伽利略用他的小望远镜变出来的人们，

Most animals we commonly observe do in fact age as we do,

我们通常看到的大多数动物，也会像我们一样衰老的。