n.隔壁;隔膜
This occurs when the trunco-conal septum does not spiral down. 它在动脉干隔膜非螺旋而是呈直线下降时发生。
In the lizard, a muscular septum partially divides the ventricle. 在虫蜴中,肌肉质的隔膜把心室部分地隔开。