It is a mixture of broken rock, humus -- bits of dead plants and animal waste -- air, and water.

它是碎石、腐殖质（死去的植物和动物粪便的碎片）、空气和水的混合物。

If you're going to be bad, they won't be pleased that they showed up, and if you're not then you are just wasting air time.

如果你表现不好，他们的出现就会不高兴，如果你表现不好，那么你就是在浪费广播时间。

Taking note of the wasted air which clouded the naturally handsome features, and having the expression of prisoners’ faces fresh in his mind, he was strongly reminded of that expression.

注意到被浪费的空气笼罩在自然英俊的面容上，以及囚犯脸上的表情在他脑海中浮现，他强烈地想起了那个表情。