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
You know I only want on thing for you, and that is your happiness.
我对你只有一个希望，那就是你幸福。
Congratulations on your success.
我恭喜你成功了。
Yes, I feel tired all the time.
对，我总是感到累。