sand particle
英
美
- particle n.颗粒;微粒;极小量;质点;粒子;[语]小品词
- sand n.沙;沙子;沙滩;黄灰色vt.撒沙;打磨;以沙掩盖
- The sand is separated from the silt and clay by wave sorting.
砂粒在波浪分选作用下从粉砂及粘土中分出。
- We can imagine a seismic detector being bombarded by myriads of grains of sand.
我们可以想像检波器受几万个砂粒冲击的情景。