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Jyutping leoi4 seon4 bat1 deoi3 maa5 zeoi2
Pinyin lǘ chún bù duì mǎ zuǐ

Definitions (CC-CEDICT)
  1. lit. a donkey's lips do not match a horse's mouth (idiom)
  2. fig. beside the point
  3. incongruous
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    他驴唇不对马嘴。
    他驢唇不對馬嘴。
    tā lǘ chún bù duì mǎ zuǐ 。
    • He jumped from one subject to another.