２９１年

• Traditional Chinese Character(HanT): ２９１年
• Simplified Chinese Character(HanS): ２９１年
• Bopomofo(Mandarin Phonetic Symbols): ㄦˋ ㄐㄧㄡˇ ㄧ ㄋㄧㄢˊ (ㄦㄐㄧㄋ)
• Bopomofo(Zhuyin Keyboard Input/IME): "-4ru.3u su06" (-4ru.3usu06)
• (ASCII) Hanyu Pinyin: "erjiuyinian" "Er4Jiu3Yi1Nian2" "Er4 Jiu3 Yi1 Nian2" (EJYN)
• (Latin) Hànyǔ Pīnyīn: èrJiǔYī [ èr Jiǔ Yī ]
• (英文翻譯) English Translation: "291 years"
• (西語翻譯) Traducción Español: "291 años"
• (日文翻譯) 日本語翻訳: "291年"