Pollak's test
[医] 波拉克氏试验(检尿中黑素)
🧩 词语组成解析
🗣️ 情景例句
No one should think that their own culture is superior.
任何人都不应该有文化优越感。
When he plays football, he wears a uniform.
他踢足球的时候，也会穿着制服。
What they had in fact found was a ship which had been sunk many years before.
事实上，他们发现的是另一艘沉没多年的船。