６４０年

• Traditional Chinese Character(HanT): ６４０年
• Simplified Chinese Character(HanS): ６４０年
• Bopomofo(Mandarin Phonetic Symbols): ㄌㄧㄡˋ ㄙˋ ㄌㄧㄥˊ ㄋㄧㄢˊ (ㄌㄙㄌㄋ)
• Bopomofo(Zhuyin Keyboard Input/IME): xu.4n4xu/6su06
• 「６４０年」的漢語拼音: Liu4 Si4 Ling2 Nian2
• (ASCII) Hanyu Pinyin: "liusilingnian" "Liu4Si4Ling2Nian2" "Liu4 Si4 Ling2 Nian2" (LSLN)
• (Latin) Hànyǔ Pīnyīn: LiùSìLíng [ Liù Sì Líng ]
• (英文翻譯) English Translation: "640 years"
• (西語翻譯) Traducción Español: "640 años"
• (日文翻譯) 日本語翻訳: "640年"