Proper placement of the axillary roll is under the thorax caudad to the axilla.

腋卷正确使用方法，是放在腋尾端胸廓下。

In the normal nondistended state,this area coincides with the most caudad portion of the manometrically determined LES located within and caudad to the diaphragmatic hiatus.

在态中非扩大州,这区域一致那最尾在压力计坚决 LES 内和尾对横隔膜裂缝。