求翻译：他之前很多都是non-private listing，我们可以看到购买记录里面的ID和个数，现在为了方便shill bidding的操作都换成了private listing，我们无法看到购买ID，但是从销售单数和feedback反馈量的正常比例，以及同行业对销售的判断来看，他肯定进行了很严重的shill bidding，很多listing下面的item甚至直接自己bid几百个几千个，最多的，有自己分三次bid了11000个，太疯狂了，很多non-private的lisitng也有刷号的记录。是什么意思？

Before him, many of which are non-private listing, we can see that the purchase of the id and the number of records inside, in order to facilitate the operation of shill bidding are replaced by a private listing, we can not see the purchase id, but from the sale of the singular and feedback normal r

Before he had a lot of them are non-private listing, we can see inside the purchase records ID and number of shill bidding is now in order to facilitate the operation have been replaced with private listing, we will not be able to see, but Purchase ID singular and feedback from the sales of the feed

In front of him very are many

Before him, many of which are non-private listing, we can see the ID number and purchase history, in order to facilitate the operation of shill bidding is now replaced by a private listing, we cannot see the purchase ID, but from the sales ratio of normal singular and feedback feedback, as well as i