🧩 词语组成解析
penicillin
[,pɛnɪ'sɪlɪn]
n. 青霉素，盘尼西林;
🗣️ 情景例句
It's important for you to keep a cool head at this moment.
这时候保持头脑冷静是很重要的。
Riches serve a wise man but command a fool.
财富事智者，却又驭蠢人。
Mr. Jones is with his family.
琼斯先生同他的家人在一起。