Posner's reaction
[医] 波斯讷氏反应(试验)(检尿白蛋白来源)
🧩 词语组成解析
🗣️ 情景例句
Thank you, that was a great meal.
谢谢，真是一顿好饭。
Have you been busy with schoolwork?
学校的功课很忙吗？
(Bruce rings up his father on the telephone.)
（布鲁斯给他父亲打电话。）