sandhiadj.连接音变的n.连接音变sandn.沙；沙子；沙滩；黄灰色vt.撒沙；打磨；以沙掩盖sand-dust storm occurring days沙尘暴发生日数Sand rat nuclear inclusion virus沙鼠核包含体病毒, 仓鼠疱疹病毒2sand washing and sand prevention抽砂防砂Sands Expo and Convention Center金沙会展中心Sandpaper Vine at my backyard.开在我家后院的蓝花藤。Sandbody lithological reservoirs岩性油气藏sand break and fixation function防风固沙作用sandbody of braide river-delta辫状三角洲砂体sand formation sulfate salty soil砂类硫酸盐渍土sand-cored water jacket passage砂芯铸空的水套通道