cloaca

常见例句

The liquid excreted through the urethra or cloaca.
通过尿道或泄殖腔排泄出的液体。
wiki.cnki.com.cn
It is highly probable that dinosaurs had a cloaca—as do most birds and reptiles—which is a single opening for urination, defecation, and reproduction.
就像大多数鸟类和爬行动物一样，恐龙的体内很可能有一个泄殖腔，这是一个既可排便排尿，也具有生殖功能的开口。
It originates from the wall of the cloaca directly in front of the vent on the belly side, and curls backwards so the shaft and head lies directly beneath the vent opening.
它起源于泄殖腔壁侧面直接在前面的肚皮上发泄，和卷发向后使轴与头部直接位于下方的通风口开幕。