返回列表 回復 發帖
Buy = 8 + 10 = $18公仔箱論壇* f+ x- D2 {- U: O3 ~
Sell = 9 + 11 = $20  |& a; e8 Z1 N% {) ]
* c( P/ N* O2 ]" g/ y
Gain = $2
返回列表