灰白色的

There was a half of bason of offwhite barnyard grass flour on the chopping board, it looked like arranging for in advance.

案板上脸盆灰白色的稗子面，看来是事先给我准备的。

The necrotic epithelium becomes embedded in exuding fibrin and red and white cells，so that a grayish pseudomembrane is formed-commonly over the tonsils，pharynx or larynx.

坏死的上皮细胞被纤维蛋白、红细胞和白细胞凝聚在起形成灰白色的假膜，通常覆盖在扁桃腺、咽或喉。