subterranean stream piracy

常见例句

双语例句

• The system consists of many underground streams and forms after long historical development, evolution and piracy of Nandong a'nd Da Heishui subterranean stream.
  地下河系统由多条地下河组成，是早期南洞地下河与大黑水洞地下河经后期发展、演化、归并袭夺而形成。
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