V-PASSIVE 据说;相传;据称 If you say that something is reputed to be true, you mean that people say it is true, but you do not know if it is definitely true. 据说;相传;据称 [formal, vagueness]
The monster, which is reputed to live in the deep dark water of a Scottish loch. [beVERB-ed to-infinitive]
相传生活在苏格兰一个漆黑深水湖中的妖怪
reputedly
He reputedly earns two million pounds a year.
据说，他每年赚200万英镑。
Both women have dramatic dark looks and, reputedly, fiery temperaments.