Sphincter
n. 括约肌\\n[医] 括约肌
📖 牛津释义
sphincter
n
(fml 文) ring of muscle that surrounds an opening in the body and can contract to close it 括约肌
the anal sphincter 肛门括约肌.
🗣️ 情景例句
Certainly, Miss. What are you going to have?
当然可以，小姐。您想吃点什么？
A wicked man is his own hell.
坏人作恶，自造地狱。
She was choosing a book. He told her about the accident.
她正在选书。他将发生的情况告诉了她。