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.

postulation, posture, posturer, posy, pot, pot plant, pot-belly, pot-boiler, pot-bound, pot-herb, pot-hole, pot-holer, pot-holing, pot-hunter, pot-pourri, pot-roast, pot-shot (also pot), potable, potantially, potash, potation, potato, potato beetle, potato crisp, potboiler, poteen, potency, potent, potentate, potential, potentiality, potentially, potentiate, potently, potholer, potholing, potion, potpourri, potsherd, potshot,