And to know how old she was when she died, what you do is you do an informed estimate, and you say, how much time would be required to form this amount of teeth, and the answer was three.
要想知道她死时有多少岁，你能够做的 就是去做一个可靠的估计，你要知道形成这个牙齿要花多长时间， 我们的答案就是三岁。