biānjìbàochóu
ㄅㄧㄢ ㄐㄧˋ ㄅㄠˋ ㄔㄡˊ
Simplified 边际报酬
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 邊際報酬 and it comes back until you know it.