I had to find a way to grind the corn into flour, but the rocks on the island were not hard enough.

我必须想办法把玉米磨成面粉，但岛上的岩石不够坚硬。

youdao

I had to find a way to grind the corn into flour, but the rocks on the island were not hard enough.

我必须想办法把玉米磨成面粉，但岛上的岩石不够坚硬。

youdao