He thought that this was evidence that the bottom of the ocean had been lifted up by powerful geological forces over long periods of time.

VOA: special.2009.02.25

There's an angler fish at the bottom of the ocean that has a rod sticking up from the top of its head with a lure to capture other fish to fool them in thinking that this is something edible and then to themselves be devoured.

在深海中生活着琵琶鱼,这种鱼的头顶会长出鱼竿状的长刺,用于引诱和捕获其他鱼类,让它们误认为那是食物,然后它们自己就被吃掉了。

耶鲁公开课 - 心理学导论课程节选

The corals were discovered at the bottom of the Pacific Ocean, near the Hawaiian Islands.

VOA: special.2009.05.12

One language expert says that deep six is the bottom of the ocean.

VOA: special.2009.05.24

The shark then bleeds to death on the bottom of the ocean.

VOA: special.2009.06.16

The minerals calcium and sulfur were at the bottom of the ocean.

VOA: special.2010.01.04

the final six feet at the bottom of the ocean.

VOA: special.2009.05.24