Calsibar
钙硅钡合金(脱氧剂)
🗣️ 情景例句
I think I am rather outgoing. I enjoy working with others. But sometimes I'll be alone.
我想我较外向。喜欢和人合作，有时也想独处。
Didn't I tell you before?
我不是告诉过你吗？
What does she have to do?
她得做什么？