名詞 cloaca:

1. a waste pipe that carries away sewage or surface water
   同義詞：sewer, sewerage

clo.a.ca

n.（名詞）
【復(fù)數(shù)】 clo.a.cae[-sô.]
A sewer or latrine.
陰溝：陰溝或廁所
Zoology
【動(dòng)物學(xué)】
The common cavity into which the intestinal, genital, and urinary tracts open in vertebrates such as fish, reptiles, birds, and some primitive mammals.
泄殖腔：脊椎動(dòng)物（如魚、爬行動(dòng)物、鳥和某些低級(jí)哺乳動(dòng)物）的腸道、生殖道和泌尿道口通往的共用體腔
The posterior part of the intestinal tract in various invertebrates.
泄殖腔：各種無脊椎動(dòng)物內(nèi)腸道的后部分

來源：
Latin clo3ca [sewer, canal]
拉丁語 clo3ca [陰溝，運(yùn)河]

【引伸】
cloa.cal