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
Well, I've got to run, Dad.
嗯， 我得赶紧走了， 爸爸。
Just forget about it.I never did like it anyway.
别把这件事放在心上。我本来就不喜欢这桌布。
Why does the idea of progress loom so large in the modern world? Surely progress of a particular kind is actually taking place around us and is becoming more and more manifest.
为什么进步这个概念在现代世界显得如此突出？无疑是因为有一种特殊的进步实际上正在我们周围发生，而且变得越来越明显。