for the glass fragment to strike her, the glass has to be smash at a precise speed and precise angle with a precise orientation, and possibly if the glass has any pre-existing defect.
6 t5 T5 d$ r# q5 X4 G公仔箱論壇
$ L9 K3 V, ]- H4 V( N公仔箱論壇the possibiolity is endless which will make it impossible to repeat the experiment. |