Bb-k8
[化] 丁胺卡那霉素; 阿米卡星
🧩 词语组成解析
abbr. 滚珠轴承（ball bearing）；铅笔芯（double black）
🗣️ 情景例句
She looks just like Grandma at that age.
她和她奶奶年轻时候长得一模一样。
You are younger than I am.
你比我年轻。
No, I didn't. I didn't have his telephone number.
不，没有。我没有他的电话号码。