T.f.
[医] 结核菌素滤液
🗣️ 情景例句
In the Spring and Autumn period, copper and iron chopsticks came into being.
在春秋时代又出现了铜制和铁制的筷子。
If I had known her telephone number, I would have called her.
如果我知道她的电话号码，我就给她打电话了。
Yes, I love doing comedies.
是的，我喜欢导演喜剧。