冰山一般是蓝色到白色，尽管有时因为携带了砾石和小岩石而变成黑色或者不透明。
Icebergs are ordinarily blue to white, although they sometimes appear dark or opaque because they carry gravel and bits of rock.
对岩石薄片的 X 射线检查有时会发现可怕的触角轮廓、消化道和很多种海洋生物的视觉器官。
X-ray examination of thin slabs of rock sometimes reveals the ghostly outlines of tentacles, digestive tracts, and visual organs of a variety of marine creatures.
这些有趣的花看起来像一群橙色的小外星人一起走在岩石上，所以有时它们被称为快乐外星人草。
These amusing flowers also look like little orange aliens walking together over the rocks, so sometimes they are nicknamed the Happy Alien Plant.
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