Kbr
abbr. Patassium Bromide 溴化钾
🗣️ 情景例句
They had some ideas about getting the place fixed up.
他们对于怎么样修复这个地方有些构想。
Do we have to wear the helmets?
我们得戴上防护帽吗？
No, we don't.
我们不知道。