９９２１

• Traditional Chinese Character(HanT): ９９２１
• Simplified Chinese Character(HanS): ９９２１
• Bopomofo(Mandarin Phonetic Symbols): ㄐㄧㄡˇ ㄐㄧㄡˇ ㄦˋ ㄧ (ㄐㄐㄦㄧ)
• Bopomofo(Zhuyin Keyboard Input/IME): "ru.3ru.3-4u " (ru.3ru.3-4u)
• 「９９２１」的漢語拼音: Jiu3 Jiu3 Er4 Yi1
• (ASCII) Hanyu Pinyin: "jiujiueryi" "Jiu3Jiu3Er4Yi1" "Jiu3 Jiu3 Er4 Yi1" (JJEY)
• (Latin) Hànyǔ Pīnyīn: JiǔJiǔèrYī [ Jiǔ Jiǔ èr Yī ]
• (英文翻譯) English Translation: "９９２１"
• (西語翻譯) Traducción Español: "９９２１"
• (日文翻譯) 日本語翻訳: "９９２１"