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
My mother doesn't mind who comes to stay, she's very easy-going.
我母亲不在乎有什么人来往，她十分随和。
When an opportunity is neglected, it never comes back to you.
机不可失，时不再来。
rising at one-foot intervals all the way to the top of the atmosphere.
并按1英尺的间隔从地面一直排列到大气层的顶端。