Minerogenesis
成礦作用
??? 情景例句
I care about people, not things.
我關心的是人而不是東西。
Swimming promotes health.
游泳有益健康。
We visited the Great Wall. We went there by bus. We all took some food and drink with us.
我們參觀了長城。我們是坐車去的。我們每人都自備一些食物和飲料。