英语释义
1
n a solid substance in the form of tiny loose particles; a solid that has been pulverized
2
n a mixture of potassium nitrate, charcoal, and sulfur in a 75:15:10 ratio which is used in gunnery, time fuses, and fireworks
3
n any of various cosmetic or medical preparations dispensed in the form of a pulverized powder
4
v make into a powder by breaking up or cause to become dust