马迷走神经干上，从神经根起，到食管裂孔处，整个神经干全长均有细胞分布。

Cells are distributed on the whole length of the vagus nerve trunk of the horse, from the nerve root to the hiatus oesophagus.

youdao

在农业机械的设计制图中，常涉及一根起支撑作用的斜杆，在装配图中由于它处于倾斜位置，难于确定它的形状和位置。

In the design graphics of agricultural machinery, we often deal with a oblique rod which plays a supporting role. In assembly drawing it is difficult to determine the form and position of the rod.

youdao

上下两片叶一起组成了一根 π 键。

Both of these lobes together constitute a pi bond.

youdao