Zero can be a variety which suggests an amount of null dimension; that is certainly, if the number of brothers is zero, Which means the identical point as acquiring no brothers, and when one thing includes a excess weight of zero, it's got no body weight.Chu?n b? cho vi?c nh?n hàng: ??m b?o r?ng b?n ho?c ng??i ???c ?y quy?n c?a b?n có m?t t?i ??a