| 释义 |
nounlogic a formula that contains no free occurrence of any variableCompare open sentence Words nearby closed sentenceclosed primary, closed reduction, closed rule, closed scholarship, closed season, closed sentence, closed set, closed shelf, closed shell, closed shop, closed source 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 |