Leightonite
[矿]钾钙铜矾
🗣️ 情景例句
How'd it go?
怎么样啦？
Storms make trees take deeper roots.
风暴使树木深深扎根。
The characters on the paper were white, and the rest of the paper was black.
纸上的汉字呈白色，其余部分成黑色。