但为何这个分子时钟在过去四分之一世纪中对于法医学家如此有用呢？究其实是因为某人死去时它突然停止，凝滞了死亡瞬间。

But what has made this molecular clock so useful for forensic anthropologists over the past quarter-century is the fact that it stops dead when someone dies.

youdao

但为何这个分子时钟在过去四分之一世纪中对于法医学家如此有用呢？究其实是因为某人死去时它突然停止，凝滞了死亡瞬间。

But what has made this molecular clock so useful for forensic anthropologists over the past quarter-century is the fact that it stops dead when someone dies.

youdao