没日没夜 (méi rì méi yè)

📖 Today's 成语: 没日没夜 (méi rì méi yè) Meaning: Day and night (without rest); round the clock Summary: 没日没夜 (méi rì méi yè) is a colloquial idiom used to describe someone so engrossed in a task that they ignore the passage of time. Whether it is used to praise hard work or criticize excessive indulgence, it emphasizes a state of total immersion that often borders on the extreme or unhealthy. Read the full transcript with multilingual translations, meaning/usage notes, examples, and cultural context:没日没夜 (méi rì méi yè) | 每天成语