Some people argued that this was due to a leaked CME margin hike, but if you take a look at this article, you'll see that no margin hike has ever had this kind of impact on silver or gold.

有人说这是由于CME(芝加哥商品交易所)保证金加息造成的，但是如果你阅读了这篇文章，你会知道从不曾有因为保证金加息造成过如此这般对于白银黄金的影响。