不知藋蕫

Explanation: Didong grass name, soft rope can be prepared. Metaphor of ignorance, lack of knowledge. 　　Source: "Mailyard grass" pod, Di Dong. "Guo Pu Pu injection and thin like. I do not know who Didong, would not distinguish meaning almost beans wheat?" 　　Examples: I said in that fool '~'. ★ Ming Dong Si Zhang, "saying some ancestral blown King _Set_"