fossil DNA

 
  • 化石DNA

fossil DNA的用法和样例:

例句

  1. He found a piece of fossil of an ancient bird.
    他发现一块古代鸟类的化石。
  2. This fossil may be over 2 million years old.
    这化石可能超过二百万年了。
  3. Can you date the fossil exactly?
    你能确定这化石的确切年代吗?
  4. Isn't Professor Bell an old fossil?
    贝尔教授真是个老顽固。
  5. DNA fingerprinting can help the police to find the criminals.
    DNA指纹术有助於警察发现罪犯。
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