大腿部气囊 meaning in Chinese

thigh bladder

Four driven wheels move up and down at neck ; shoulder ; back and waist with syndhronal kneading , tapping massage modes ; at back sides 、 buttocks 、 thigh with airbag kneading and pressing ； at calf with airbag kneading and pressing ; the calf with horizontal telescopic functions
腰背部四轮驱动机构（可在颈肩背腰部上下行走，能完成“揉捏” “拍打”等按摩）；臀部气囊式揉压按摩；大腿部气囊式揉压按摩；小腿部气囊式揉压按摩；靠背、小腿微控自动升降。