sphincter

🇺🇸 /ˈsfɪŋktər/ 🇬🇧 /ˈsfɪŋktə(r)/
词频
难度
标签 RARE
noun
R

A muscle that can tighten or relax to control the opening of a body part.

The doctor checked the patient's sphincter to ensure proper functioning.

医生检查了病人的括约肌以确保其正常运作。

translation

n. 括约肌

词形变化

Plural sphincters