proposition
习惯用语a tough proposition1.■[口]难处理的事[人], 一件棘手的事make sb. a proposition (=make a proposition to sb.)1.■向某人提出一项建议2.■向某人提出发生性关系的要求(尤指向女人)特殊用法affirmative proposition1.■肯定命题categorical proposition1.■直言命题contradictory proposition1.■矛盾命题contrary propositions1.■相反命题, 逆命题disjunctive proposition1.■选言命题equivalent propositions1.■等值命题existential proposition1.■存在命题false proposition1.■假命题formal undecidable proposition1.■形式不可判定命题hypothetical proposition1.■假言命题inverse proposition1.■逆命题logical proposition1.■逻辑命题losing proposition1.■赔本企业; 亏损企业; 蚀本生意major proposition1.■大前提minor proposition1.■小前提modal proposition1.■模态命题molecular proposition1.■分子命题money-making proposition1.■赚钱企业negative proposition1.■否定命题paying proposition1.■赚钱企业; 赢利企业; 赚钱生意Pythagorean proposition1.■勾股定理true proposition1.■真命题