磷矿粉的英文：
ground phosphorite
powdered rock phosphate
n. 地面，土地
v. 着陆， 打基础
adj. 磨平的，磨碎的
- on solid ground
在稳固的基础上 - Their ship was grounded.
他们的船搁浅了。 - The ground has thawed.
地面解冻了。
n. 粉末，粉状物质；美容粉，扑面粉；火药
v. 抹粉；（使）成粉末
- The medicine is requested to pestle into powder.
这种药要研成粉末服用。 - black powder train
黑药导火线 - Borax is a kind of white powder.
硼砂是一种白色粉末。
