sandedadj.铺沙的；满地是沙的；沙地的sandn.沙；沙子；沙滩；黄灰色vt.撒沙；打磨；以沙掩盖sand beach cycle沙滩循环sandblast device喷砂设备sand storage pit储沙坑sandstorm source风沙源sand stabilizers固沙剂sand slurry wear泥沙磨损sand core drying砂芯表干Sand lined metal铁型覆砂Sandhill dunnartn.沙丘狭足袋鼩sand drying oven烘砂炉