nonconfirmed

例句：

1. 1.The report was nonconfirmed by the authorities.
   该报告被当局否定了。
2. 2.The scientist's theory is nonconfirmed by the evidence.
   科学家的理论没有被证据所证实。
3. 3.The news was nonconfirmed by the media.
   这个消息没有得到媒体的证实。