noun 下载 🔗分享 囟门, 囟脑门 A soft membraneous spot on the head of a baby due to incomplete fusion of the cranial bones. Examples : "The doctor gently pressed the baby's fontanelle to check for dehydration. " 医生轻轻按压了一下宝宝的囟门,检查是否有脱水现象。 anatomy body medicine physiology 与AI对话词汇游戏阅读练习