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
What does NATO stand for?
NATO代表什么？
How many slices are you going to use?
你要用几片？
It will take me several hours if I really look at everything.
如果全部参观的话，那得需要好几个小时。