giant cathedrals of ice marked their entry into uncharted territory. 经过这里的冰山就标志他们进入了未知领域
The sandy riverbed acts like a giant strip of blotting paper 布满沙子的河床像是一张巨大的吸水纸
the giant saguaros, one of the biggest of all cacti, 巨大的弁庆柱 ——一种世界上最大的仙人掌
roots of giant tropical trees have pushed their way through cracks in the limestone 大型热带树木的根系 却已穿透石灰岩裂缝
These in turn become food for giant cave centipedes, 这些蟑螂也接连成为了 洞穴大蚰蜒的美餐
like the Victoria giant water lily with leaves two metres across. 譬如有着2米宽叶子的王莲
Even for giant rivers like the Amazon 即使像亚马逊河这般巨大的江河
There are shrimp-like crustaceans - giant amphipods - as large as mice. 这种长得像虾一样的甲壳动物 是一种大型端足类动物 它有老鼠那么大
Giant salamanders, world's largest amphibian, 大鲵——世界上最大的两栖动物
The struggle of a giant panda mother to raise her cub 大熊猫努力养育幼崽的情景