身体下部 meaning in English

lower body part

Inferior ( caudal , below ) toward the feet or lower part of the body and further from the head
下(尾侧、下方)指向脚或身体下部、离头较远的方位。
A flight garment worn by astronauts and jet pilots that presses on the lower body to maintain the blood supply to the brain during rapid vertical acceleration
抗荷衣宇航员或喷气机飞行员穿的飞行服，在快速垂直加速中增加身体下部的压力以保持脑部血液供应