Old tyberculin
[医] 旧结核菌素
🧩 词语组成解析
old
[old]
adj. 老的;古老的;以前的;（用于指称被替代的东西）原来的;
n. 古时;
[医] 结核菌素
🗣️ 情景例句
I'll think about it and call you back soon, OK?
我考虑一下，回头我尽快打电话给你，好吗？
Knowledge without practice makes but half an artist.
只有知识而无实践，只能造就半瓢水的艺术家。
It was coming round the corner.
它正驶到拐弯处。