Pollak's tests
[医] 波拉克氏试验(检尿中黑素)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
That's a great idea.
真是个好主意。
It's on of his favorite relaxations.
这是他最喜欢的消遣之一。
What's that fly doing in my soup?
我汤里的这只苍蝇在干什么呢？