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  • 匿名
关注:1 2013-05-23 12:21

求翻译:它是由3.6亿年前海底沉积的纯石灰岩构成的是什么意思?

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它是由3.6亿年前海底沉积的纯石灰岩构成的
问题补充:

  • 匿名
2013-05-23 12:21:38
It is 360 million years ago by the pure limestone seabed sediment composition
  • 匿名
2013-05-23 12:23:18
It is 360 million years ago by the pure limestone composition of seabed sediment
  • 匿名
2013-05-23 12:24:58
It is by 360,000,000 ago the sea-bottom deposit pure lime crag constitution
  • 匿名
2013-05-23 12:26:38
It is made up of pure limestone bottom sediment of 360 million years ago
  • 匿名
2013-05-23 12:28:18
It is that the pure limestone deposited in sea floor formed 360 million years ago
 
 
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