cock-a-doodle-dooyoudaoicibaDictYouDict[cock-a-doodle-doo 词源字典]
1570s, imitative; compare French cocorico, German kikeriki, Latin cucurire, Russian kikareku, Vietnamese cuc-cu, Arabic ko-ko, etc.[cock-a-doodle-doo etymology, cock-a-doodle-doo origin, 英语词源]