夙兴夜寐 夙興夜寐
sù xīng yè mèi
释义
to rise early and sleep late (idiom); to work hard; to study diligently; to burn the candle at both ends
sù xīng yè mèi
to rise early and sleep late (idiom); to work hard; to study diligently; to burn the candle at both ends