动 know，realize，inform，notify；名 （知识） knowledge，information ；

[例句] 据我所知，他在报道中毫不留情地批评了初审法官。 I gather his report is highly critical of the trial judge.

[例句] 贵重的展品，呃哼，丢失的话，会众人皆知。 It is not unknown for valuable display items to go, ahem, missing.