Beccaria's sign
[医] 贝卡里亚氏征(妊娠期枕部搏动性痛)
🧩 词语组成解析
🗣️ 情景例句
What's your major?
你是什么专业的？
The students tumbled over each other as they got off the bus.
学生们下车的时候，由于拥挤一个叠一个的摔倒了。
He was just able to lie down on the ground, but could not stand up.
他只能躺在地上，但不能站起来。