肛門孔 的英文怎麼說
中文拼音 [gāngménkǒng]
肛門孔
英文
culus-
Diagnostic characters for the recognition of species include the presence or absence of pectoral fin, the position of dorsal fin origin, gill opening, anus, nostril opening and eye, the cirri present or not, the dentition type, the body coloration, and the head pores or lateral line etc
一般依據胸鰭的有無或發達程度，背鰭起點、鰓孔、肛門、鼻孔和眼等的相對位置，頜的發達程度和頜上是否具須，齒的形狀和排列方式，身體的斑紋，以及頭部和體側的側線孔數目等進行鑒別。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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