resting on the sandy sea floor awaiting the darkness of night, 正在有沙质海床上休憩, 等待黑夜的降临
Some of these isolated volcanoes rise as much as nine thousand meters from the sea floor, reaching close to the surface. 有一些成为孤岛的火山高耸在海床上达9000米 几乎快要到达海面了
some, measured from the sea floor, are taller than Everest. 如果从海床开始算 甚至有一些比珠穆朗玛峰还要高
The floor of the Atlantic Ocean is split in two by an immense volcanic mountain chain that winds unbroken for forty five thousand miles around the globe. 大西洋被一条无边的火山山脉劈成两半, 绕地球绵延45000英里
Their flowers decorate the forest floor as they advertise their sweet nectar to the newly emerged insects. 花,是森林地表的天然装饰. 它们以花蜜为广告,来吸引新生的昆虫
With no leaves overhead, the rays of the sun strike the forest floor directly 由于没有树叶遮蔽,阳光可以直射到森林地表上
before the sea floor drops into deeper darker waters. 再往下就是漆黑的深渊
In their search for food chimpanzees move effortlessly between the forest floor and the canopy. 非洲黑猩猩不仅在地表上也在树冠层上寻找食物
The sudden blaze of sunlight will bring life to the forest floor. 太阳一瞬间的光辉也能给森林地表带来生命