Kastle's tests
[医] 卡斯特累氏试验(鉴别生熟牛奶)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
We have talked of you ofter.
我们经常谈到你。
Buy one get one free.
买一送一。
Don't worry! said Ah Fang.We're safe. Don't be afraid. Let's go for a walk.
“不用担心！”阿芳说，“我们很安全。别害怕，我们去散散步吧。”