gain·said英ɡein'sed美ɡein'sedCOCA¹⁹⁷⁶⁰⁵BNC¹²⁶⁴¹⁶⁺⁴ 基本例句 否认¹⁰⁰原型gainsay的过去式和过去分词 Historians come and go, but the document remains, and it has the importance of a thing that cannot be changed or gainsaid. 历史壆傢来匆匆去也促，然而它们记录下来的东东是永恒的也是不可否认的事实。 ashbournebeaver