They think that the oil under the surface of the earth originated in the distant past, and was formed from living things in the sea.

他们认为，处于地表下的油起源于远古，并是由海洋生物形成的。

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Several books suggested that the disappearances were due to an intelligent, technologically advanced race living in space or under the sea.

一些书暗示消失是由智能力量、生活在空间和海底科技发达物种引起的。

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Yalong Bay's water is very clear so you can see many kinds of fishes, big coral reefs and other un-usual living things under the sea. Most of them are not easy to see if you are on the land.

亚龙湾的水非常地透明，所以你可以看到各种千姿百态的鱼儿，大型珊瑚礁还有其它一些奇妙的海底生物，它们大多数都是你在陆地上所见不着的。

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