bush telegraph
流言蜚语
口语·形容小道消息或流言传播
英文释义
the informal spread of news and information through word of mouth or gossip
例句
The news spread through the bush telegraph before the official announcement.
典故来源
源自澳大利亚或非洲丛林地区,原指原住民通过信号传递消息,后比喻非正式信息网络。