谣传他已经自杀但我对此半信半疑: the story goes that he died by his own hands but this looks rather suspicious
谣言: rumour; groundless allegation 短语和例子谣言流传 gossip spreads; 谣言攻势 a rumourmongering campaign; 戳穿谣言 give the lie to a rumour; 散布谣言 spread rumours; re-echo the hearsay of; 传播谣言 circulate rumours