风闻的英文：
hearsay

The writer made a formal denial of the hearsay.
这位作家公开否认了这一传闻。

Much of what was reported to them was hearsay.
向他们汇报的消息中很多都是道听途说。

One eyewitness is better than ten hearsays
百闻不如一见

hearsay definitely can't be regarded as accurate information
道听途说的决然不能算作很准确的消息。

Better one eye witness than two hearsay witnesses
耳闻不如目见