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
Maybe he's angry.
也许他在生气。
This is a desk.
这是一张桌子。
Let us suppose that a child suddenly crosses the road in front of you.
让我们假设一个小孩子突然在你前面穿过马路。