Calsibar
钙硅钡合金(脱氧剂)
🗣️ 情景例句
Is it too late to cancel our plans?
现在取消我们的计划是否太迟了？
I'm ill today.
今天我生病了。
But some people don't want good farmland to be built on.
但有些人不愿意把好的农田用来建造厂房。