gainsay /ɡeɪnˈseɪ/ ( gainsaying, gainsaid, gainsays )

• 1. 

  V-T If there is no gainsaying something, it is true or obvious and everyone would agree with it. 否认 [正式] [with brd-neg]

  例：

  There is no gainsaying the fact that they have been responsible for a great building.

  不可否认这个事实，他们一直在负责这个伟大的建筑。