2. There are three basic processes that cause a change in oceanic salinity. 导致海洋盐度变化有三个基本过程。
3. Soon layer of oceanic ooze began to accumulate above the old hard layer. 很快,海洋软泥层开始在原先的硬地层上面堆积起来。
4. To serve as responsible stewards of the planet, we must press forward on deeper atmospheric and oceanic research. 为了成为地球上有责任心的一员,我们必须推进对大气和海洋更深入的研究。
5. Most oceanic islands are similar to one another in latitude and contain plants and animals typical of tropical islands. 大多数海洋岛屿彼此都纬度相近,并且都有热带岛屿典型的动植物。