| 单词 | wff |
| 释义 | WFF/ logic / abbreviation forwell-formed formula Words nearby WFFWeygand, Weyl, Weymouth, Weyse, wf, WFF, WFH, WFTU, W.G., WGA, W. Ger. Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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