fǎnyìngduīxīn
ㄈㄢˇ ㄧㄥˋ ㄉㄨㄟ ㄒㄧㄣ
Simplified 反应堆芯
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 反應堆芯 and it comes back until you know it.