Penicillin o
[化] 青霉素O; 烯丙硫甲青霉素\\n[医] 青霉素O, 丙烯巯甲基青霉素钠
🧩 词语组成解析
penicillin
[,pɛnɪ'sɪlɪn]
n. 青霉素，盘尼西林;
🗣️ 情景例句
Look at those funny-looking clowns.
你看那些滑稽的小丑。
Ignorance of the law excuses no man.
对法律不知不能免罪。
They will hardly know which facts to select from the great mass of evidence that steadily accumulates.
对于逐渐积累起来的庞大材料，他们几乎不知道选取哪些好，