Hall's sign
[医] 霍尔氏征(见于主动脉瘤)
🧩 词语组成解析
🗣️ 情景例句
It's important for you to keep a cool head at this moment.
这时候保持头脑冷静是很重要的。
Lava flowed out of the crater.
喷火口流出了熔岩。
You are left-handed, but in this photograph you will see that the young girl is painting with her right hand.
你是左撇子，而在这张照片里，你会发现这个小姑娘正在用右手绘画。