translation.en: And we then got a letter just this week from the company who wrote it, wanting to track down the source --  saying, "Hey, we want to track down the source."
translation.zh: 然后我们收到了一封信 就在这周 信来自写这份报告的公司 他们想追踪消息来源  他们说“嘿，我们想找到消息来源”