CFOP魔方公式裏面的X,Y,Z是什麼意思?

问题描述:

CFOP魔方公式裏面的X,Y,Z是什麼意思?
.Y 我已经知道是什麼意思了,
就是X和Z搞不懂.
还有l ,可以说的明白点吗.、
最好是英文的,
因为我中文有限-_-!
最后,还有一个K~

X means turn the whole rubik to the direction of R(Right)X' means turn the whole rubik to the direction of R'(Right)Y means turn the whole rubik to the direction of U(Up)Y' means turn the whole rubik ...