- Traditional Chinese Character(HanT):
２０２１年
- Simplified Chinese Character(HanS):
２０２１年
- Bopomofo(Mandarin Phonetic Symbols): ㄦˋ ㄌㄧㄥˊ ㄦˋ ㄧ ㄋㄧㄢˊ (ㄦㄌㄦㄧㄋ)
- Bopomofo(Zhuyin Keyboard Input/IME): "-4xu/6-4u su06" (-4xu/6-4usu06)
- 「２０２１年」的注音符號/「２０２１年」怎麼發音怎麼唸: ㄦˋ ㄌㄧㄥˊ ㄦˋ ㄧ ㄋㄧㄢˊ
- (ASCII) Hanyu Pinyin: "erlingeryinian" "Er4Ling2Er4Yi1Nian2" "Er4 Ling2 Er4 Yi1 Nian2" (ELEYN)
- (Latin) Hànyǔ Pīnyīn: èrLíngèrYī [ èr Líng èr Yī ]
- (英文翻譯) English Translation: "2021"
- (西語翻譯) Traducción Español: "2021"
- (日文翻譯) 日本語翻訳: "2021年"
