- Traditional Chinese Character(HanT):
由來已久
- Simplified Chinese Character(HanS):
由来已久
- Bopomofo(Mandarin Phonetic Symbols): ㄧㄡˊ ㄌㄞˊ ㄧˇ ㄐㄧㄡˇ (ㄧㄌㄧㄐ)
- Bopomofo(Zhuyin Keyboard Input/IME): u.6x96u3ru.3
- 「由來已久」的注音符號/「由來已久」怎麼發音怎麼唸: ㄧㄡˊ ㄌㄞˊ ㄧˇ ㄐㄧㄡˇ
- (ASCII) Hanyu Pinyin: "yolaiyijiu" "Yo2Lai2Yi3Jiu3" "Yo2 Lai2 Yi3 Jiu3" (YLYJ)
- (Latin) Hànyǔ Pīnyīn: YóLáiYǐJiǔ [ Yó Lái Yǐ Jiǔ ]
- (英文翻譯) English Translation: "longstanding"
- (西語翻譯) Traducción Español: "de larga data"
- (日文翻譯) 日本語翻訳: "長年の"