回复：今天真高兴

来源: 于 2012-10-16 10:55:03 [旧帖] [给我悄悄话] 本文已被阅读：次

Could you explain a little bit why recently middle price is higher than sale price ? 

what is the middle price ? ( sale + buy ) /2 ? if yes, should always less than sale price? 

thanks