Diban
[化] 二碱式硝酸铝
🗣️ 情景例句
When is that?
那是几点？
Life is half spent before we know what it is.
等到认识人生，已经一半过去了。
I've looked round the whole school. I can't find it anywhere.
“我整个学校都找过了。我就是找不到它。”