Calcium penicillin
[医] 青霉素钙
🧩 词语组成解析
penicillin
[,pɛnɪ'sɪlɪn]
n. 青霉素，盘尼西林;
🗣️ 情景例句
This is a good deal: buy 1, get 1 free.
这可是个好买卖：买一送一。
It's difficult to make a decision whithout knowing all the facts.
不了解所有事实而做出决定是困难的。
Don't let me down.
别让我失望。