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
Susan, I don't plan to make any decisions Susan
我不打算做决定
Tom graduated from college at a very young age.
汤姆很年轻就从大学毕业了。
She stands on dry land and is visited by thousands of people each year.
它停在陆地上，每年接待成千上万的参观者。