ànxiànguāngpǔ
ㄢˋ ㄒㄧㄢˋ ㄍㄨㄤ ㄆㄨˇ
Simplified 暗线光谱
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 暗線光譜 and it comes back until you know it.