- Traditional Chinese Character(HanT):
公元：：三二一年
- Simplified Chinese Character(HanS):
公元：：三二一年
- Bopomofo(Mandarin Phonetic Symbols): ㄍㄨㄥ ㄩㄢˊ ㄙㄢ ㄦˋ ㄧ ㄋㄧㄢˊ (ㄍㄩㄙㄦㄧㄋ)
- Bopomofo(Zhuyin Keyboard Input/IME): "ej/ m06n0 -4u su06" (ej/m06n0-4usu06)
- 「公元：：三二一年」的漢語拼音: Gong1 Yuan2 San1 Er4 Yi1 Nian2
- (ASCII) Hanyu Pinyin: "gongyuansaneryinian" "Gong1Yuan2San1Er4Yi1Nian2" "Gong1 Yuan2 San1 Er4 Yi1 Nian2" (GYSEYN)
- (Latin) Hànyǔ Pīnyīn: YuánSānèrYī [ Yuán Sān èr Yī ]
- (英文翻譯) English Translation: "AD: 321"
- (西語翻譯) Traducción Español: "Anuncio::321"
- (日文翻譯) 日本語翻訳: "西暦::321"
