Sphincter muscle
括约肌
🧩 词语组成解析
n. 括约肌\\n[医] 括约肌
🗣️ 情景例句
What I eat won't stay down.
我吃东西时感到恶心。
Did you clean this yourself?
你自己亲自清理这个？
This is a rare occurrence as our climate seldom guest to extremes.
但是在我们这里，气候很少发生异常，河水极少泛滥。