After you become comfortable at twisting the cube with one hand, it is fairly easy to have a 20 second F2L.

当您能用一只手能顺利的扭魔方时，很容易做到20秒的F2L。

youdao

After you become comfortable at twisting the cube with one hand, it is fairly easy to have a 20 second F2L.

当您能用一只手能顺利的扭魔方时，很容易做到20秒的F2L。

youdao