有口难分

Pinyin: yǒu kǒu nán fēn Usage: 连动式；作谓语、宾语；含贬义 Explanation: 分分辩。有嘴难分辩。形容难分辩清楚。 Source: 元·萧德祥《杀狗劝夫》第一折直着我有口难分，进推无门。” Thesaurus:  secret act, unable to give a convincingexplanation for self-defense, A mouth Nanbian, Tibetan monkeys Mountain, Stealthy, Peru without speaking, be hard to state what ails one in the mird, stick in one's throat, A mouth wordless, Bitter wordless