单词 potassium 释义 potassium n[U] chemical element, a soft shiny silvery-white metal occurring in rocks and in the form of mineral salts and essential for all living things 钾. =>App 10 见附录10. 英汉双解词典包含38652条英汉词条,基本涵盖了全部常用单词...
单词 potassium 释义 potassium Chem.|ptsm|[In form, mod.L. (Davy 1807), f. potass or potash (see Note there), in accordance with the names of metals in -ium.]a. One of the elements, an alkaline monad metal, the basis of potash; it is a highly lustrous whi...