qīngshuǐfǎnyìngduī
ㄑㄧㄥ ㄕㄨㄟˇ ㄈㄢˇ ㄧㄥˋ ㄉㄨㄟ
Simplified 轻水反应堆
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 輕水反應堆 and it comes back until you know it.