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
Yeah, he's fine.
是的 ，他不错。
If you work in a factory,you usually have to punch a clock.
如果你在一个工厂里工作，你通常必须打卡。
I took a burning branch from the fire and went to examine the rock.
我从火堆中拿起一根燃着的树枝，走过去检查那个岩石。