huíxuánjiāsùqì
ㄏㄨㄟˊ ㄒㄩㄢˊ ㄐㄧㄚ ㄙㄨˋ ㄑㄧˋ
Simplified 回旋加速器
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 迴旋加速器 and it comes back until you know it.