Even though these measures, the pump sand and the wear not ideal.

即使采取上述措施，泵的防砂和耐磨效果并不理想。

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First there is the energy required to power giant wind machines all day long, not to mention the electricity needed to pump coolant around tubes laid under the sand.

首先，这需要一整天启动风机制冷，更不要说还要大量电力在沙子下通过管道泵送制冷剂。

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booster cables, flares, tire pump, and a bag of sand or cat litter (for traction);

汽车急救线、照明灯、轮胎打气泵和一袋子的沙土或者猫砂（增加牵引力）。

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There are also plans to pump more sand onto the beach in future.

BBC: Colwyn Bay beach

They have also been building a dam of hundreds of sand bags around the bomb site to pump water out in preparation for the delicate task of defusing the device.

WSJ: German City to Evacuate as 2-Ton Bomb Is Defused

When that happens, and a sinkhole threat has been established, crews can pump a thick grout a mixture of sand and cement into the ground to fill the holes.

NPR: Work Continues, Future Uncertain For Sinkhole Site