On the beach, the sea sand has been compressed, and someone lives in every grain of sand, and the sea will wash away all the dust. patches of grass have broken through on the dunesOn the beach, the sea sand has been compressed, and someone lives in every grain of sand, and the sea will wash away all the dust. Patches of grass have broken through on the dunes
Сыпучие крупинки кварца или иных твёрдых минералов. Пространства, покрытые песком. То же, что сахарный песок ( разг. ).