Ultramafite
超镁铁岩; 超铁镁岩
🗣️ 情景例句
Then you'll see a big old red barn.
然后你就会看到一座旧的红色大粮仓。
I told him to stay till he comes back.
我告诉他留下来等他回来。
This is because the surface of the earth is not flat but round.
因为地球表面不是平的，而是圆的。