- Traditional Chinese Character(HanT):
2020
- Simplified Chinese Character(HanS):
2020
- Bopomofo(Mandarin Phonetic Symbols): ㄦˋ ㄌㄧㄥˊ ㄦˋ ㄌㄧㄥˊ (ㄦㄌㄦㄌ)
- Bopomofo(Zhuyin Keyboard Input/IME): -4xu/6-4xu/6
- (ASCII) Hanyu Pinyin: "erlingerling" "Er4Ling2Er4Ling2" "Er4 Ling2 Er4 Ling2" (ELEL)
- (Latin) Hànyǔ Pīnyīn: èrLíngèrLíng [ èr Líng èr Líng ]