grayness的意思？

They saw nothing but a dim grayness, or was it blackness?只看到暗灰一团, 或者根本就是黑漆漆的?Perfect grade and grayness engraving.完美的坡度雕刻、灰度图雕刻.Everything seemed together in a kind of bland, sickening grayness, and my knees buckled.看上去一...

grayness的音标：grayness的英式发音音标为：['greɪnɪs]grayness的美式发音音标为：['greɪnɪs]...