Pneumatic chemistry

pneumatic [numætɪk]

adj. 充气的;气动的;装满空气的;有气胎的; n. 气胎;有气胎的自行车;（风琴的）管;

pneum呼吸 + atic...的 → 装满空气的, 有气胎的

chemistry ['kɛmɪstri]

n. 化学;物质的化学组成（或性质），化学作用（现象）;（常指有强烈性吸引力的）两人间的关系;〈比喻〉神秘的变化（过程）;

chemist药剂师+ry...业 →化学

The world could be heading for an economic recession.

世界也许正在走向经济衰退。

What do you call this in English?

这个用英语怎么说？

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，