And the more they do this, the more true it's going to be, because the more they do this, the better Adam is going to get at making axes and the better Oz is going to get at making spears.
これを行えば行うほど 節約できる時間が増えます これを推し進めると アダムはますます斧作りがうまくなり オズは槍作りがうまくなるからです