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
Yes. They reached us yesterday.
是的，昨天我们收到这批货物。
I'd like to have a seat by the window.
我要一个靠窗的座位。
This note is only a reminder.
谨此提请注意。