乌龟壳 wūguīké tortoise shell Definitions Defs Origin Strokes Stroke Words Sentences Sents 乌龟 烏龜 wūguī noun tortoise tortoise or turtle; specifically the Chinese pond turtle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.