Leach's tests
[医] 利奇氏试验(检甲醛)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
We'll go together.
我们一起去。
I think you're mistaken about that.
我想你那样不对。
Yes, I've looked for it everywhere, said Han Meimei.
“是的，我到处都找过了，”韩梅梅说。