Pietrowski's reaction
[医] 皮特罗夫斯基氏反应, 双缩脲反应
🧩 词语组成解析
🗣️ 情景例句
Don't beat around the bush.
别兜圈子了。
How much is it to rent an economy car?
租一辆经济车要多少钱？
It is said that if anyone touches the tree, he will have bad luck; if he picks a leaf, he will die.
据说，谁要是触摸了这棵树，谁就会交上恶运；如果谁摘了一片树叶，谁就会死去。