您要查找的是不是：
- quartz filter sand 石英过滤砂
- Beach sand and sand dunes are largely quartz. 在火星上，太空船还未找到这类的矿物堆积。
- Ouch! The sand is so hot! I can burn my feet. 哎哟！沙子这么烫！会烫伤脚的。
- The sand blew into the food and made it gritty. 砂吹进食物中，里边尽是砂子。
- The children were playing in the sand pit. 孩子们在沙坑中玩耍。
- You need to filter the drinking water. 你需要把饮用水过滤。
- The tractor has make deep furrow in the loose sand. 曳引机在松软的沙土上留下了深深的车辙。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- The sun blazed down on the sand. 阳光强烈地晒在沙滩上。
- His company was built on the sand. 他的公司根基不稳固。
- The news of the defeat started to filter through. 战败的消息开始传出来。
- The river has scour out a passage in the sand. 这条河在沙土中冲出一条水道。
- It won't take long to filter the coffee. 用不了多少时间就可以把咖啡过滤好。
- The boat grounded on a sand bank. 船只搁浅在沙洲上。
- I took this picture with a red filter. 这张照片我是用红色滤光镜拍摄的。
- The kid dug a tunnel in the sand. 小孩在沙堆里挖了一个地道。
- It fell onto the wet sand, then sank (in). 那个东西掉在潮湿的沙子上，然後沉了下去。
- The bond that binds the smugglers together is a rope of sand. 把走私犯联接起来的是条沙做的绳子，一碰就碎。
- We usually clear the water with a filter. 我们通常用过滤器使水净化。
- Sand and leaves trapped the water in the stream. 沙子和树叶堵住了小河的水流。
