单词	square of opposition
释义	square of opposition noun phrase : a square figure on which may be demonstrated the logical relationships of contraries, contradictories, subcontraries, and subalterns and superalterns Word History First Known Use 1864, in the meaning defined above
随便看	tesseracts tesserae tesseral tesserate tesserated tessin tessins tessitura tessituras tessular test test ban test bed test board test case test check test glass test indicator test lamp test lead test match test meal test oath test pattern test pilot

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