锕系元素 / 錒系元素

ā​xì​yuán​sù

actinide

the actinide series of chemical elements, including the fifteen metallic elements from atomic number 89 to 103

锕 (literal) → 锕/錒 · ā · actinium 系 (literal) → 系 · xì · system (general) 元素 (literal) → 元素 · yuán​sù · element (chemistry)

Changed: simplified, traditional, gloss, definition, pinyin, variant pinyin, variants, separable parts, decomposition

created sense May 20, 2026, 07:58 PM