One can tell the difference almost at a glance, for a spider always has eight legs and insect never more than six.

人们几乎一眼就能看出二者的差异，因为蜘蛛都是8条腿，而昆虫的腿从不超过6条。

enterprising settlers unwisely introduced the European rabbit.

一些有创业精神的移民不明智地把欧洲兔子引进了澳大利亚。

No two sorts of birds practise quite the same sort of flight;

没有任何两种鸟的飞行方式是相同的。

and zoomorphic animal shapes ablaze with red and gold and blue,

还有用红色、金黄色、蓝色绘制的光彩夺目的兽形图案，

it requires 97 per cent less energy to travel the quarter of a million miles from the Moon to Earth-orbit than the 200 mile-journey from Earth's surface into orbit!

因此，从月球到地球的25万英里所消耗的能量要比从地球表面进入地球轨道的200英里所耗能量少97%。

begging response from those around them.

询问周围人的反应。