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
to pick up the dog.
把狗领回去了。
Where there is life,there is hope.
生命不息，希望长在。
Is it expensive to hire a car?
租车贵不贵？