英语语法分析

Objective To reveal the morphology feature of postcapillary venule.

目的探讨人皮肤癌毛细血管后微静脉的形态特征。

At the junction of the postcapillary venule and the alveolar capillary, the postcapillary venule constricted significantly in size.

在毛细血管后微静脉与肺泡毛细血管网相联接处，毛细血管后微静脉管径明显缩小。