sphincters 📖 中文释义 (sphincter 的复数) n. 括约肌[医] 括约肌 🔗 释义中的汉语词括约肌 🧩 词形变化 原形 sphincter 📘 English Definition(英文释义) plural of sphinctern. a ring of muscle that contracts to close an opening ← sphincterotomy S 字母词表 sphinges →