借壳 jièké backdoor listing Definitions Defs Origin Strokes Stroke Words Sentences Sents 借 jiè noun to make use of to take advantage of an opportunity or situation; to avail oneself of; to rely on壳 殼 ké noun shell The hard outer covering of something, such as an egg, nut, or crab; also refers to a casing, housing, or shell of a machine or device.