Penicillin bt
[化] 青霉素BT; 丁硫甲青霉素
🧩 词语组成解析
penicillin
[,pɛnɪ'sɪlɪn]
n. 青霉素，盘尼西林;
abbr. 英国电信（British Telecom）
🗣️ 情景例句
We had a good day.
我们今天玩得很开心。
I'm sleeping upstairs.
我在楼上睡觉。
The officers got out and the prisoner stood to attention and saluted as they passed.
军官们下了车，战俘立正站好，并在他们从他面前经过时敬了礼。