Read Edit View history 钫 fāng francium Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 钫/鈁 · fāng · francium 2026/03/04 钫 / 鈁 fāng francium francium (chemistry) 钫在元素周期表中的原子序数是87。 punctuation created sense Mar 4, 2026, 02:25 AM