Barium oxide
[化] 氧化钡\\n[医] 氧化钡, 重土
🧩 词语组成解析
barium
[['bɛəriəm]]
n. 钡\\n[化] 钡Ba
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
She's very pretty.
她很漂亮。
He is in difficulty in his business.
他在事业上遇到困难了。
The relay race
接力赛