Spiders are busy for at least half the year in killing insects.

蜘蛛至少有半年在忙于吃昆虫。

But suppose the earth could be covered with sensors spaced one foot apart,

假设地球上可以布满传感器，每个相隔1英尺，

What is needed in the case of noise is a study of large numbers of people living under noisy conditions,

对于噪音问题，需要对大量生活在噪音中的人进行研究，

The great advantage of taking medicine is that it makes no demands on the taker beyond that of putting up for a moment with a disgusting taste,

对服药人别无其他要求，除了暂时忍受一下令人作呕的味道外，

who despised the prejudices and book learning of the Aristotelians,

他蔑视亚里士多德学派的偏见和空洞的书本知识。

gravity is the force that drives them in a continual attempt to restore the ocean surface to a flat plain.

地球引力是持续不断企图使海面复原为平面的力量。