“anal canal”的概念、定义、翻译、参考文献-科学参考

单词	anal canal
释义	anal canal Encyclopedia 医学肛管释 anal canal肛管直肠壶腹下端以下全长约4厘米的狭细部分，直肠穿过盆膈平面为其上界，肛门为下界，是肛区的重要结构之一。
随便看	head of an arrow head of comet head office Head Office of Xinhua Bookstore head of hydraulic turbine head of hydroelectric power station head of painted pottery goddess head of pump head of the Directorate of Education (official name) head of the line processor sharing head-of-the-line processor sharing Head-on head-on collision head-on cross-section head-on encounter head ornaments of a female role head or tail headphone Head Portrait of Jade God from Xiaojiawuji Site Head Portrait of Sargon head positioning mechanism headprism head process headquarters model headquarters office building/corporate architecture

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