drift-sand

基本解释

You thought. In but the hour glass dies flows swiftly under wind-drift sand significance as before.
迩以为。沙漏里殁泻而下的流沙意义依旧。
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The wind-drift sand land is both an available land resource and a source of pollutants of environmental pollution.
风沙化土地既是可利用的土地资源，又是环境污染的物质源地。
With this ability of radar, paleo-river covered by drift-sand was found in the south of Egypt, northern Africa, and the geological features beneath the sand in Arab peninsula was also outlined.
利用雷达遥感的穿透特性，对在北非撒哈拉的埃及南部发现沙层覆盖下的古河道，对阿拉伯半岛风沙覆盖的地质特征等作了广泛的研究。