ㄅㄛˊˋshìㄇㄞˇmǎiㄌㄩˊ

  1. 比喻言詞空洞不實浮泛不能切中要旨北齊·顏之推顏氏家訓·》:博士買驢。』使以此令人氣塞。」三紙無驢」。

lit. the scholar buys a donkey (idiom)​; fig. long-winded verbiage that never gets to the point, idiom mocking scholastic pomposity