子宫复旧 meaning in English

involution of uterus
uterine involution

Effect of combined treatment of auricular and body acupuncture on puerperal subinvolution of uterus and its relation with contents of some endocrine hormones
体穴结合治疗产后子宫复旧不全的效果与某些内分泌激素含量关系的研究
This is a normal postpartum uterus 5 days following delivery . note how quickly the uterus is returning to its normal non - pregnant size
图示正常分娩5天后的子宫。产后10天后子宫即可降至骨盆腔内，腹部检查扪不到宫底。因此子宫复旧的速度是很快的。