ruòyǐnruòxiàn
ㄖㄨㄛˋ ㄧㄣˇ ㄖㄨㄛˋ ㄒㄧㄢˋ
Simplified 若隐若现
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 若隱若現 and it comes back until you know it.