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
Doesn't show.
看不出来。
Better late than never.
迟做总比不做好。
The answer is easy! said the doctor.
“答案很简单！”医生说。