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
Hi, Bob.
嗨，鲍勃。
But last year we had a big one.
但去年下了大雪。
Duck your head as you go through the door there.
经过那儿的门时，请将头放低。