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 spray truck撒砂车sand core design砂芯设计sand cast finish砂模铸件处理sand-box model砂槽实验Sandstorm Stress沙尘暴Sand Table Model沙盘sand-cast tube砂型铸铁管sandothrene pink山道士林桃红sand interceptor截砂阱sand-pile model沙堆模型