shèngyúdìnglǐ
ㄕㄥˋ ㄩˊ ㄉㄧㄥˋ ㄌㄧˇ
Simplified 剩余定理
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 剩餘定理 and it comes back until you know it.