n. 锑
[化] 锑Sb
n. a metalpc element having four allotropic forms; used in a wide variety of alloys; found in stibnite
1.There's antimony and actinium, and they're not platonic numbers, they're atomic.
只有锑和锕 而且不是柏拉图量 是原子量
2.Black powder, antimony trisulfide and dextrin, to be precise.
黑火药 三硫化二锑 准确地说 还有糊精