Gregory's sign
[医] 格雷戈里氏征, 罗符辛氏征(见于阑尾炎)
🧩 词语组成解析
🗣️ 情景例句
What is your regular practice concerning the terms of payment?
你们一般采用什么付款方式？
I want to reserve a seat from los angeles to tokyo.
我要预订一张从洛杉矶到东京的机票。
No, I need to talk to the home office.
不，我得先跟总公司谈谈。