noun🔗Share광년A unit of length (abbreviation ly; equal to just under 10 trillion kilometres (1016 metres)) equal to the distance light travels in one Julian year; used to measure extremely large distances."Astronomers estimate that the galaxy is about 100,000 ly across. "천문학자들은 은하의 크기가 약 10만 광년이라고 추정합니다.astronomyphysicsspaceunitsciencemathChat with AIVocabulary GamePractice Reading
noun🔗Share먼 길(only in plural) A very long way."The marathon runner in the lead is light years ahead of the one at the back."선두의 마라톤 선수는 뒤에 있는 선수보다 광년 앞서 있다.wayspaceplaceChat with AIVocabulary GamePractice Reading
noun🔗Share오랜 세월(only in plural) A very long time."Some of Leonardo da Vinci’s inventions were light years ahead of their time."레오나르도 다 빈치의 몇몇 발명품들은 오랜 세월을 앞서갔다.timepastChat with AIVocabulary GamePractice Reading
