Piotrowski's tests
[医] 皮奥特罗夫斯基氏试验(检蛋白质)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
He never married because
他不结婚是因为
We can offer a discount in progressive stages according to the size of the order.
根据订购数量的大小，我们可提供累进的折扣。
That sounds interesting. That was a hundred years ago, wasn't it?
听起来很有意思。那是一百年前的事了，不是吗？