苛性钾 kēxìngjiǎ caustic potash Definitions Defs Origin Strokes Stroke Words Sentences Sents 苛性 kēxìng caustic (chemistry) caustic; causticity钾 鉀 jiǎ noun potassium the chemical element potassium (K); a soft, silvery-white alkali metal that reacts violently with water
