Barium binoxide
[机] 过氧化钡
🧩 词语组成解析
barium
[['bɛəriəm]]
n. 钡\\n[化] 钡Ba
二氧化物
🗣️ 情景例句
How did he get to be a department head so fast?
他怎么这么快就成为一个部门的主管？
I am very much thrilled to see this luxurious office.
看到这样一个高层次的分支机构我感到很激动。
Is everyone here today?
今天每个人都到吗？