ventral
形容词腹的，腹部的，腹侧的
名词腹鳍
1. 腹侧：几年前就有研究显示眼碟的背侧(dorsal)与腹侧(ventral)交会的边界(背腹中线)很重要,这两群细胞的接触,使得背腹中线的Notch蛋白被激活,促进眼碟的细胞分裂.
2. 腹鳍：在此之前,该架飞机已完成了改装工程,包括安装1套诺斯洛普E格拉曼公司(Northrop Grumman)制造的多功能电子扫描阵列雷达(MESA, Multi-role Electronically Scanned Array)天线、腹鳍(Ventral)和任务系统设备.
3. 腹：(3)螺旋式(trochospiral)壳螺旋式壳有背(dorsal)和腹(ventral)之分. 在背侧(旋侧),初房和各壳圈均可显现,与平旋地露旋壳相象. 在背侧常形成突出地壳顶在腹侧(脐侧),只能看见终壳圈地各房室,类似于平旋地包旋壳.
4. 腹面：改变的数量不多,且主要和方向性的辞汇有关:以后面 (posterior) 取代背面 (dorsal),以前面 (anterior) 取代腹面 (ventral) 等等. 在大部分的情况下,之前的辞汇会接在正式辞汇的后面,且以括弧表示;例如,posterior (dorsal) cochlear nucleus.
1. This is the first time Chinese archaeologists have found inscriptions on tortoise back shells, rather than ventral shells.
2. It measures 74 centimeters around the middle and has a red tail and ventral fins.
adj
1. nearest to or facing toward the axis of an organ or organism
e.g. the upper side of a leaf is known as the adaxial surface
Synonym: adaxial
2. toward or on or near the belly (front of a primate or lower surface of a lower animal)
e.g. the ventral aspect of the human body
the liver is somewhat ventral in position
ventral (or pelvic) fins correspond to the hind limbs of a quadruped