Philosopher's wool
[化] 氧化锌
🧩 词语组成解析
wool
[wʊl]
n. 羊毛;羊毛制品;（幼虫的）毛;羊毛覆盖物;
🗣️ 情景例句
my mother is running for the school board?
我母亲竞选联合校董会董事吗？
Is that lady a student?
那位女士是学生吗？
I stayed at home!
我呆在这里了！