焚膏繼晷 Save Sign in to save words Simplified: 焚膏继晷 féngāojìguǐ ㄈㄣˊ ㄍㄠ ㄐㄧˋ ㄍㄨㄟˇ to burn the midnight oil (idiom) to work continuously night and day Character by character 焚(fén)burn 膏(gāo)ointment 繼(jì)continue 晷(guǐ)sundial A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0