yǐnyǐnzuòtòng
ㄧㄣˇ ㄧㄣˇ ㄗㄨㄛˋ ㄊㄨㄥˋ
Simplified 隐隐作痛
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 隱隱作痛 and it comes back until you know it.