1. Totally without light and subjected to intense pressures hundreds of times greater than at the Earth’s surface，the deep—ocean bottom is a hostile environment to humans，in some ways as forbidding and remote as the void of outer space.

　　(定语后置in some ways…)

　　由于完全没有光，而且承受着比在地球表面大数百倍的极大压力，深海底部对人类而言是一个充满敌意的环境，在某些方面就像外层空间一样险恶和遥远。

　　分句1：Totally without light and subjected to intense pressures

　　分句2：hundreds of times greater than at the Earth’s surface

　　分句3：the deep—ocean bottom is a hostile environment to humans

　　分句4：in some ways as forbidding and remote as the void of outer space