Hacc
abbr. high alumina cement concrete 高铝水泥混凝土
🗣️ 情景例句
It'll be our secret.
这只是你我之间的秘密。
We're having some friends over. What are you doing?
我们打算请几位朋友来玩。你打算干什么呢？
and the profits from the exhibition were used to build museums and colleges.
博览会的赢利用来建造博物馆和高等学校。