- Traditional Chinese Character(HanT):
古
- Simplified Chinese Character(HanS):
古
- Bopomofo(Mandarin Phonetic Symbols): ㄍㄨˇ (ㄍ)
- Bopomofo(Zhuyin Keyboard Input/IME): ej3
- 「古」的注音符號/「古」怎麼發音怎麼唸: ㄍㄨˇ
- (ASCII) Hanyu Pinyin: "gu" "Gu3" "Gu3" (G)
- (Latin) Hànyǔ Pīnyīn: Gǔ [ Gǔ ]
- (英文翻譯) English Translation: "antiquity"
- (西語翻譯) Traducción Español: "antigüedad"
- (日文翻譯) 日本語翻訳: "古代"