Koch's reaction
[医] 郭霍氏反应, 结核菌素反应
🧩 词语组成解析
🗣️ 情景例句
I've always wanted a springer spaniel.
我一直想要一只激飞狗。
Pleasant dreams!
愿您睡得香甜！
We should learn the value of money and learn how many hours' work has to be done before we can buy something.
我们应该认识到钱的价值，知道要干多少小时的活，我们才能买某件物品。