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
But it is not polite to ask older people their age.
但问老人的年龄是不礼貌的。
Long time no see!
好久不见。
So how did you get into the castle?
那么，你是怎么混入城堡的呢？