火山岩表面有许多充满气体的小孔，呈现出典型的泡状结构。

The volcanic rock has a typical ___vesicular texture with many small gas-filled cavities.

肺部的囊泡组织在病理切片中显示出明显的囊性特征。

The ___vesicular tissue in the lungs showed distinct cystic features under pathological examination.

听诊器里传来细小的爆裂声，表明患者有肺泡呼吸音。

The stethoscope picked up faint crackling sounds indicating ___vesicular breathing.