低空 dīkōng low altitude Origin Definitions Defs Strokes Stroke Words Sentences Sents dīkōng low altitude 低 dī adjective low close to the ground or bottom; of short height空 kōng noun sky (bound form) the sky; outer space; the airdīkōng barely passing 低 dī adjective low-level low in grade, rank, quality, degree, or price空 kòng adjective vacant unoccupied; blank; unused space; a gap or opening