cloaca

UK:  [kləʊ'eɪkə]

US:  [kloʊ'eɪkə]

复数：cloacae  

n.

1.下水道,阴沟,暗渠;厕所

2.骨瘘

3.【鸟类】泄殖腔

1 . Cloaca the formation of a dorsal echinocystic Jiaohe, which are a thorn Jiaohe.
泄殖腔的背侧形成一对交合刺囊，内各有一条交合刺。

2 . IBD is the unique structure of birds at the top after the cloaca , the wall full of lymphoid tissue.
法氏囊是鸟类特有的结构，位于泄殖腔后上方，囊壁充满淋巴组织。

3 . The cloaca is the all-purpose body cavity that reptiles and birds use for copulation, urination, and defecation.
泄殖腔是鸟类或爬行类体内交配、排泄以及排粪的通用孔道。

4 . oviduct A tube leading from the ovary to the cloaca or external genital opening along which the ova pass during spawning.
卵管从卵巢到泄殖腔或外部生殖口的管，在产卵时，可导引卵沿著管而排出。

5 . In vertebrates and some invertebrates, the region of the alimentary canal between stomach and anus or cloaca.
脊椎动物和非脊椎动物消化道中介于胃和肛门间的区域。