normal orifice 中文意思是什麼
normal orifice
解釋
標準板孔-
The absence or closure of a normal body orifice or tubular passage such as the anus, intestine, or external ear canal
(先天性)閉鎖,無孔正常的身體孔或管道,如肛門、腸或外耳道的缺失或閉合
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