Prehn's sign
[医] 普雷恩氏征(鉴别附睾睾丸炎与精索扭转的一种测验)
🧩 词语组成解析
🗣️ 情景例句
Oh, yes. Are his models here?
噢 ，对啦。 他的模型在这里吗？
Much water runs by the mill that the miller knows not of.
当前发生诸种事，大多为人所不知。
Guess what?
猜猜看？