英语语法分析

The high incidence of diarrhea was encountered following truncal vagotomy.

迷走神经干切断术后的腹泻发生率高。

The blood that passes through the common truncal vessel has a lower oxygen content than normal.

通过共同动脉的血流的含氧量较正常的低。

Distention from ascites (Fig. 148-3) is sometimes difficult to differentiate from truncal obesity.

腹水的膨隆(图148 - 3)有时难以同躯干性肥胖鉴别。