Try to compact the sand into the mold.
设法把这沙土堆积到模子里。
He compounded water, sand and soil and formed bricks.
他用水拌和沙和泥土做成砖块。
He added sand to the soil to make it more porous.
他往土里掺沙子以提高渗水性能。
The ceramic plates of air valves against abration, corrosion, dust, dirt, and sand.
陶瓷阀板耐磨、耐腐蚀、耐固体颗粒侵蚀，寿命，适合各种气体、液体阀门的密封。
He fell face downwards in the sand.
他脸朝下跌到沙子里。
A petroglyph emerges from the sands of the Sahara in Chad.
这是非洲乍得境内撒哈拉大沙漠里的一块岩石画。
The stain will have to be sanded out.
这斑点必须用砂纸磨掉。
The surface of the table must be sanded down.
这张桌子的表面得用砂纸磨光。
The sands of his life are fast running out.
他的寿命很快。
The white sand reflected the sun's heat.
色的沙子能反射太阳的热量。
It is applied sanding refinedly on surface of resin,plastic and metal panel.
适用与树酯、塑料及金属板材的定厚及表面精砂。
The sea leaves ripples on the sand.
海水在沙滩上留下了波痕。
There is a mass of sand in the yard.
院里有一堆沙子。
The sand massed to form a dune.
沙积集起来成了沙丘。
There were grains of sand in her hair.
她的头发里有沙粒。
The sand in the water gravitated towards the bottom of the bottle.
水中的沙子沉到瓶底。
The sand in the air reduced visibility to a hundred yards.
空中的沙尘能见距离降低到100 码。
I spread a towel on the sand and sat down.
我在沙滩上铺开一条毛巾，然后坐了下来。
Scrape the old paint off, sand the surface down, and then varnish over it.
刮掉旧漆, 用砂纸表面打磨光, 然后涂漆。
Analyze for chlorion in free water, water cut and sand content in the crude oil.
测定游离氯根，做原含水及含砂分析。
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