这个词是什么意思？
The shortest and widest portion of the SMALL INTESTINE adjacent to the PYLORUS of the STOMACH. It is named for having the length equal to about the width of 12 fingers.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D004386 · MeSH 2026。
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