凝血细胞 níngxuèxìbāo blood platelet Definitions Defs Origin Strokes Stroke Words Sentences Sents 凝血 níngxuè blood clot a semi-solid mass of blood; the process of blood clotting细胞 細胞 xìbāo noun cell basic biological unit of all organisms; typically consisting of a nucleus, cytoplasm, and a membrane