checkern.<古>西洋棋;棋子;检验器;检查员;方格v.制成方格式(交错地)
checker colony棋盘菌落
checkered iron网纹钢
checker-work格式装置
checker plough筑埂犁
checker pattern风嘴印
checkered order棋盘式排列
checkered shirtn.花格衬衫
checkered sheet网状钢板
checkered plate网纹钢板
checkering tool滚花工具
"a checkered business career"