electronic goods and drug manufacturing.

-- 电子产品和药品的生产。

Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.

某些大公司进行的研究属于一般和基础性的研究。因此不保密对他们才有利。

This is a pity, because noise abatement really is a good cause.and it is likely to be discredited if it gets to be associated with bad science.

要求减少噪音确实是件好事，但是如果与拙劣的科学掺杂在一起的话，就不会被人们所信任，这是很遗憾的。

It 'flies', therefore, but it cannot fly higher---

这样，船就能飞了，但飞不高。

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，

This organic process, often leading to moments of extraordinary self-discovery,

这种有机的加工过程往往达到不寻常自我发现的境界，