Concentrated alum
[医] 浓明矾(硫酸铵铝)
🧩 词语组成解析
concentrated
[['kɔnsəntreitid]]
a. 集中的, 浓缩的\\n[建] 浓的
n. 明矾, 矾, 校友\\n[化] 明矾; 钾铝明矾
🗣️ 情景例句
you had some doubts about wanting to go to Michigan.
你对上Michigan大学有些疑虑。
Why didn't you contact me?
为什么你不和我联系？
None of us is afraid of difficulties.
我们当中没有一个人害怕困难。