The walls last a surprisingly long time, resisting the lapping tide with the help of energetic patching and fresh buckets of dry sand.

令人惊讶的是，这堵沙墙竟挺立了许久，由于大量修补、新置干沙，竟抵挡住千层浪的攻击。

youdao

A lake of gold in the desert sand is less than a cool, fresh spring.

沙漠中一湖的黄金也比不上一股清泉。

youdao

Dust and sand stone dust is not the juvenile, the clear river stones is not fun and the tears shed by green plants is not a rock fresh lover, the animals are not running stone and lively subjects?

尘埃和沙子是不是石头飞扬的幼年，清清河水是不是石头缤纷的眼泪，绿色植物是不是石头鲜嫩的情人，奔跑的动物是不是石头活泼的子民？

youdao

The system can sanitise the waste of ten people in two hours, leaving only sand and fresh(ish) water behind.

ECONOMIST: Monitor: Flushed with pride | The

Fresh from constructing a sea-level canal through the flat Egyptian sand, de Lesseps was determined, without having set foot in Panama and after only the vaguest of topographical studies, that his project through the mountainous central American isthmus would also be a sea-level canal, requiring no locks to cope with changes in altitude.

ECONOMIST: The Panama Canal

Habitats in the biosphere reserve comprise barrier islands, beach and sand dunes, salt marshes, maritime forests, tidal creeks, fresh and brackish water impoundments and open water areas.

UNESCO: Biosphere Reserve Information