- Traditional Chinese Character(HanT):
妹妹
- Simplified Chinese Character(HanS):
妹妹
- Bopomofo(Mandarin Phonetic Symbols): ㄇㄟˋ ㄇㄟ˙ (ㄇㄇ)
- Bopomofo(Zhuyin Keyboard Input/IME): ao4ao7
- (ASCII) Hanyu Pinyin: "meimei" "Mei4Mei0" "Mei4 Mei0" (MM)
- (Latin) Hànyǔ Pīnyīn: MèiMei [ Mèi Mei ]
- (英文翻譯) English Translation: "younger sister"
- (西語翻譯) Traducción Español: "hermana menor"
- (日文翻譯) 日本語翻訳: "妹"