Ercp
abbr. 内镜下逆行胰胆管造影术（Endoscopic Retrograde Cholangiopancreatography）
🗣️ 情景例句
Have you ever been to Guangzhou?
你以前来过广州吗？
Excuse me, but may I ask a question?
对不起，我可以问个问题吗？
Something's come up.
发生了一些事。