hóngwàiguāngpǔ
ㄏㄨㄥˊ ㄨㄞˋ ㄍㄨㄤ ㄆㄨˇ
Simplified 红外光谱
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 紅外光譜 and it comes back until you know it.