Gregertsen's tests
[医] 格雷格森氏试验(检潜血)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
I think you might be amused.
我想你可能会觉得有趣。
You're not so great yourself.
你自己也没好到哪里去。
It was true that he had just bought a lamb, he explained, but his lamb was black.
不错，他的确刚买了一只羔羊，阿列科解释说，但他的羔羊是黑色的。