Word

HSK	Not in HSK
FREQUENCY	Unknown

焚膏继晷 fén gāo jì guǐ

DEFINITIONS

to burn the midnight oil (idiom); to work continuously night and day

CHARACTERS

焚 fén	burn
膏 gāo HSK 4	grease, fat; paste, ointment
继 jì HSK 4	continue, maintain, carry on
晷 guǐ	shadows of sun; time; sundial