@Marco_Piani A way to test this is would be to look at deaths per accident.
@Marco_Piani检验这一点的一种方法是查看每次事故的死亡人数。
@Marco_Piani A way to test this is would be to look at deaths per accident.
@Marco_Piani检验这一点的一种方法是查看每次事故的死亡人数。