spongin /'spʌndʒin/ 📖 中文释义 n. [生化]海绵硬蛋白 📘 English Definition(英文释义) n. The chemical basis of sponge tissue, a nitrogenous,hornlike substance which on decomposition with sulphuric acid yieldsleucin and glycocoll. ← Spongillidae S 字母词表 sponginess →