a man of inferior and ordinary ability
It is a Chinese idiom. Its pinyin is ch ū L ì y ō NGC á I, which means a metaphor for mediocre and useless people. It is often used as a modest word. It's from Chuang Tzu's xiaoyaoyou.
Idiom explanation
Ailanthus altissima: Ailanthus altissima, oak: oak, tree of no timber.
The origin of Idioms
Zhuangzi xiaoyaoyou: "I have a big tree, which is called ailanthus. Its big root is swollen but not in the ink, and its twigs are curled but not in the rules. The craftsman will not care about the painting
Idiom usage
It is a metaphor for useless material. He said, "how dare you take such a high reputation?" The thirty sixth chapter of romance of the Three Kingdoms by Luo Guanzhong in Ming Dynasty
a man of inferior and ordinary ability
in one 's humble position , one 's word does not carry much weight - rén wēi yán jiàn
The moral of poetry and etiquette - shī lǐ zhī xùn