粗砂
拼音：cū shā英文解釋：
【化】 open sand相關詞條：
1.coarsesand 2.flintyground 3.topsand 4.grittingmaterial 5.hoggin 6.arenes 7.opensand 8.arene例句：
- 道碴用來鋪公路或鐵路路基的粗砂礫或碎石Coarse gravel or crushed rock laid to form a bed for roads or railroads
- 噴漿樁技術在粗砂礫砂地層中的套用Application of gunite pile technique to layer of coarse and gravelly sand
- 台灣淺灘中粗砂的時代與成因Preliminary study on age and origin of medium-coarse sands in Taiwan Shoal