cloaca是什么意思

n. 泄殖腔；阴沟；下水沟

英文词源

cloaca (n.): 1650s, euphemism for "underground sewer," from Latin cloaca "public sewer, drain," from cluere "to cleanse," from PIE root *kleue- "to wash, clean" (cognates: Greek klyzein "to dash over, wash off, rinse out," klysma "liquid used in a washing;" Lithuanian šluoju "to sweep;" Old English hlutor, Gothic hlutrs, Old High German hlutar, German lauter "pure, clear"). Use in biology, in reference to eliminatory systems of lower animals, is from 1834. Related: Cloacal (1650s); cloacinal (1857).

1. In the cloaca there are many annular an obvious one divides anus channel and uigenita 1 sinus.: 泄殖腔内有明显的环褶将肛道与尿、生殖道分开.

2. The mucous cells lie in the anterior part of the foregut and cloaca.: 粘液细胞分布于前肠的前段和排泄腔.

3. Especially do not call gasman box lunch , or call to repair you cloaca.: 特别是不要叫送煤气的送外卖的还有修下水道的.