n.后天性；在后
It is a posterior view of the skull. 这是颅骨背视图。
The condition of being posterior in location or time. 在后在位置上或时间上较靠后的状况
Located or occurring posterior to the nose. 鼻后的位于鼻后的，或发生于鼻后的
This is usually followed by a posterior paresis. 随后通常是后肢麻痹。
Won't dot of posteriority heart disease get? 后天性心脏病小孩子不会得的吧？
At the posterior end of the oesophagus is the crop. 食道的后端是嗉囊。
