上腮 shàngsāi upper jaw Definitions Defs Origin Strokes Stroke Words Sentences Sents 上腮 shàngsāi upper jaw the upper jaw of an animal, particularly in certain biological or dialectal contexts mandibles the first pair of mouthparts in certain arthropods, used for crushing or grinding food; also called upper jaw Cross-References Same as 上颚 shàng'è大颚 dà'è
上腮 shàngsāi upper jaw the upper jaw of an animal, particularly in certain biological or dialectal contexts mandibles the first pair of mouthparts in certain arthropods, used for crushing or grinding food; also called upper jaw Cross-References Same as 上颚 shàng'è大颚 dà'è
