Not all sounds made by animals serve as language.

动物发出的声音不都是用作语言交际。

in order that an individual or a group of individuals may earn as much money as possible.

为的是让某个个人或某一部分人尽可能多地赚钱。

Many people in industry and the Services, who have practical experience of noise,regard any investigation of this question as a waste of time;

在工业部门工作和在军队中服役的许多人对噪音有切身的体会，他们认为对这个问题进行调查是浪费时间，

it is very rarely that one comes across a dead body, except, of course, on the roads.

但是，除非在路上，很少有人遇到这些动物的尸体，

But the chances are against it,

但这种可能性很小。

do in fact run out of energy in accordance with the second law of thermodynamics (whether the whole universe does so is a moot point at present).

也都会消耗完其能量（整个宇宙是否如此，目前尚有争论）。