单词	propositional function
释义	propositional function noun 1 : sentential function 2 : something that is designated or expressed by a sentential function Word History First Known Use 1903, in the meaning defined at sense 1
随便看	billion-dollar grass billionaire billionaires billionairess billionairesses billioner billionest billionner billionnest billions billionth billionther billionthest billionths billiton billman billmen billon billons billow billow cloud billowed billowier billowiest billowiness

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