Pott's disease
[医] 波特氏病, 脊柱骨疽(脊柱结核病)
🧩 词语组成解析
🗣️ 情景例句
Let's finish eating,
我们赶紧吃完。
It is easy to open a shop but hard to keep it always open.
开设店铺易，维持常开难。
The geologist needs to know what rocks the drill has reached,
地质学家需要知道钻头已经到达什么样的岩层，