Explanation: Metaphor to speak things groundless. Source: Ming Li Xu, "Essay on Ring Um elderly women falsely accused sparse debate stepmother" has not been a person, are based on the number of sentences of the poem, seeking to catch the wind shadow, depression minister sentenced to death. "
Still based on hearsay evidence
Still based on hearsay evidence. Yu say things groundless. Ming Li Xu, "Ring Um debate stepmother elderly women falsely accused Essay of Persuasion": "not been approved by a person, are based on the number of sentences of the poem, seeking to catch the wind shadow, depression Chen capital offense."