大自然最让人惊叹的是它的无限多样性。The most amazing thing about nature is its infinite variety.我们一点都不抵触多样化；实际上，我们需要多样性更丰富一些。We have nothing against diversity; indeed, we want more of it.自然环境保护主义者大多致力于保持物种的多样性。Conservationists are mostly ...
PULL SHIFT LEVER TO LEFT SEVERAL TIMES TO ACTUATE DOWNSHIFT SWITCH.把换挡叉杆向左拉动三次激活降挡开关.It's best to downshift your transmission and then coast down any hills.最好减慢传送装置,然后顺着山坡滑下去.SHIFT FROM PARK TO AUTOSTICK, BUT DO NOT...
早期的天文学家认为我们的星球是宇宙的中心。Early astronomers thought that our planet was the centre of the universe.人类对于宇宙的了解已经大为增加。Mankind's knowledge of the universe has increased beyond measure.宇宙的浩瀚难以捉摸。The immensity of the universe ...