原帖由 <I>乌木</I> 于 2008-4-12 12:12 发表 <A href="http://bbs.mf8-china.com/redirect.php?goto=findpost&pid=111271&ptid=7624" target=_blank><IMG alt="" src="http://bbs.mf8-china.com/images/common/back.gif" border=0></A> 13楼的几种答案为(用鼠标拖出看):(R' L U2 L' R) CU (R' U' R U R' )或 U2( R' U' R U R' )U
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