duìǒuduōmiàntǐ
ㄉㄨㄟˋ ㄡˇ ㄉㄨㄛ ㄇㄧㄢˋ ㄊㄧˇ
Simplified 对偶多面体
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 對偶多面體 and it comes back until you know it.