itemid,ID, gid,团购ID, buyer,买家, seller,卖家, title,标题, thumb,标题图, price,单价, number,购买数量, amount,供货总量, logistic,需要物流, password,密码, buyer_name,买家姓名, buyer_address,买家地址, buyer_postcode,买家邮编, buyer_phone,买家电话, buyer_mobile,买家手机, send_type,发货方式, send_no,物流单号, send_status,物流状态, send_time,发货时间, send_days,发货天数限制, add_time,延长收货时间(小时), addtime,添加时间, updatetime,更新时间, editor,编辑, buyer_reason,买家退款理由, refund_reason,退款原因, note,备注, status,状态,0已付款1已发货2已交易3交易成功4已退款