As the rocks cool from lava, for instance at the deep mid-ocean ridges where the earth's surface plates are formed, crystals line up with the direction of the magnetic field.
举例来说由熔岩冷却的而来的岩石，位于深深的海中央山脊的地方就形成了地球表面的板块，水晶晶体排列方向与磁场方向一致。
However, I did find some really cool places where there had been soft sediment deformation, probably from the rocks landing in marshy areas next to the river.
然而，我确实发现了一些真正酷的地方，那儿曾经有一些柔软的沉淀物异形，可能从岩石飘落在紧邻河流的沼泽区域。
I am listening to a cool Stevie Wonder song. It rocks.
我在听酷哥斯蒂夫·旺达的歌。是摇滚歌曲。
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