perisperm /'perispә:m/ 📖 中文释义 n. [植]外胚乳( 亦泛指胚乳, 包括内、 外胚乳) 📘 English Definition(英文释义) n the nutritive tissue outside the sac containing the embryo in some seeds ← perisoxal P 字母词表 perispermatitis →