Posner's tests
[医] 波斯讷氏试验(检尿白蛋白来源)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
What are your hobbies?
你的爱好是什么？
How many passengers were on the train?
在火车上有多少旅客？
Refuse politely any cold drink from an unknown source.
应谢绝任何不明来源的冷饮。