Phenomenon koch's
[医] 郭霍氏现象(结核菌素再感染剧烈反应)
🧩 词语组成解析
🗣️ 情景例句
Would you please make a record of all your foreign currencies?
请把你所带的外币登记一下，好吗？
Caution is the parent of safety.
谨慎小心是安全之源。
A short while ago, however, he became a bus driver and he has not regretted it.
然而就在前不久，他开上了公共汽车，也并不为此而感到后悔。