chequer
(US checker), / ˈtʃekə(r); `tʃɛkɚ/ n pattern of squares, usu of alternate colours 方格图案（通常为交错颜色的）. =>illus at pattern 见pattern之插图. chequer, v [Tn esp passive 尤用於被动语态]
mark (sth) with a pattern of squares or patches of different colours or shades 使（某物）呈现方格图案或不同颜色或不同深浅的方格
a lawn chequered with sunlight and shade 有阳光和阴影交错的草坪.