捕鱼者用坠网拖过海底，在一网打尽所有生物的同时，还破坏了珊瑚及海底环境。
Trawlers drag weighted nets across the sea bottom, not only scooping up every living thing, but also destroying coral and other types of habitat in the process.
他说，科学家们目前正在对深海火山口附近的海底以下及地球冰封的极点进行研究，以求找到可能与地外生命类似的微生物。
He said that scientists are now studying below the seafloor near deepsea volcanic vents, and at Earth's icy poles, for microbes that might be analogs of extraterrestrial life.
在环绕大多数大陆的海底及内陆地区也能找到玄武岩。
Basalt is also found on the seafloor surrounding most continents, as well as inland.
应用推荐