Read Edit View history 胚囊 pēináng embryo sac Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 胚囊 · pēináng · embryo sac 2026/03/04 胚囊 pēináng embryo sac (botany) embryo sac 胚囊发育的质量直接影响植物的结实率。 created sense Mar 4, 2026, 02:25 AM