Jansen's operation
[医] 扬森氏手术(额窦手术)
🧩 词语组成解析
🗣️ 情景例句
I did not notice it until yesterday.
我一直到昨天才注意到它。
I hesitate to ask you, but will you lend me some money?
也许我不该问你，你能借我一些钱吗？
No hurry.
不着急。