Biederman's sign
[医] 比德曼氏征(喉前壁呈暗红色,见于梅毒患者)
🧩 词语组成解析
🗣️ 情景例句
He is a man of ability.
他是个很能干的人。
Each man is the architect of his own fate.
命运掌握在自己手中。
Yes.He must remain in bed for another two days.
是的，他还必须卧床两天。