三更火，五更鸡 sāngēnghuǒwǔgēngjī diligent in study Definitions Defs Origin Strokes Stroke Words Sentences Sents 三更火，五更鸡 三更火，五更雞 sāngēnghuǒwǔgēngjī diligent in study to be industrious and work hard from midnight until dawn; a variant form of the idiom describing diligent study Cross-References Same as 三更灯火五更鸡 sāngēngdēnghuǒwǔgēngjī
三更火，五更鸡 三更火，五更雞 sāngēnghuǒwǔgēngjī diligent in study to be industrious and work hard from midnight until dawn; a variant form of the idiom describing diligent study Cross-References Same as 三更灯火五更鸡 sāngēngdēnghuǒwǔgēngjī
