| 单词 | subcontrary | 
| 释义 | Word Frequency subcontrary(sʌbˈkɒntrərɪ) logic adjective 1.  (of a pair of propositions) related such that they cannot both be false at once, although they may be true together Compare contrary (sense 5),  contradictory (sense 3) nounWord forms:  plural -ries 2.  a statement that cannot be false when a given statement is false | 
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