fùfēnjiěfǎnyìng
ㄈㄨˋ ㄈㄣ ㄐㄧㄝˇ ㄈㄢˇ ㄧㄥˋ
Simplified 复分解反应
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 復分解反應 and it comes back until you know it.