As one Project planning committee official said, the Census of Marine Life has enlarged the known world.

VOA: special.2010.11.09

So, a natural product is something that is made by nature, and often natural products, whether it comes from a plant or a marine organism have some really good, useful properties. And so, one particular compound has anti-tumor properties. So, again, along this line of cancer research.

天然产物是在自然界中生成的,通常一个天然产物，不管是来自植物或者海洋生物,都有些非常好非常实用的性质，其中的一个特殊的化合物,可以治疗癌症,再一次我们又来到癌症研究上。

麻省理工公开课 - 化学原理课程节选

The Marine Corps has banned the use of sites like Facebook, MySpace and Twitter on its computers.

VOA: special.2009.09.14

The president said he has stopped budget reductions in the Navy, and is building up the Marine Corps.

VOA: standard.2009.05.22

Just 22 years old, he has been a Marine for four years.

VOA: standard.2009.08.01