So to find out more, scientists Mr Brian Davis, Dr Gang Li and Professor William Murphy conducted an analysis of the DNA of all these species.

为了找出一个答案，科学家布莱恩戴维斯，李刚博士以及威廉姆艾菲教授对这些品种的DNA进行了分析。

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Film star William. Holden, li. Grant, this film has excellent performance.

影星威廉·霍尔登、李。格兰特等在此片中有出色的表演。

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Yang Li: William, I know you are married but you are not a father yet, right?

我知道你结婚了，但是你还没当爸爸，对吧？

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