checker system棋盘: chessboard; checkerboard式: type; style排列: arrange; rank; place; range; ...系统: system棋盘式排列: checkered order; chequered order下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:棋盘式排列系统,即可在微信中查询翻译