1 文書を見つけるための辞書。

• uterine contraction
• 子宮収縮
• a rhythmic tightening in labor of the upper uterine musculature that contracts the size of the uterus and pushes the fetus toward the birth canal
• 子宮の大きさを縮め、胎児を産道に向けて押し出す上部子宮筋肉組織の分娩中のリズミカルな締め付け