- Traditional Chinese Character(HanT):
遺憾理論
- Simplified Chinese Character(HanS):
遗憾理论
- Bopomofo(Mandarin Phonetic Symbols): ㄧˊ ㄏㄢˋ ㄌㄧˇ ㄌㄨㄣˋ (ㄧㄏㄌㄌ)
- Bopomofo(Zhuyin Keyboard Input/IME): u6c04xu3xjp4
- (ASCII) Hanyu Pinyin: "yihanlilun" "Yi2Han4Li3Lun4" "Yi2 Han4 Li3 Lun4" (YHLL)
- (Latin) Hànyǔ Pīnyīn: YíHànLǐLùn [ Yí Hàn Lǐ Lùn ]
- (英文翻譯) English Translation: "regret theory"
- (西語翻譯) Traducción Español: "teoría del arrepentimiento"
- (日文翻譯) 日本語翻訳: "後悔理論"