Calsibar
钙硅钡合金(脱氧剂)
🗣️ 情景例句
My pleasure.
不客气。
Which one is Mr. Jame's office?
哪间是詹姆司先生的办公室？
No one suspected that there might be someone else on the farm who had never been seen.
谁也没想到农场竟会有一个从未露面的人。