源远流长

101 封面图
中文拼音
yuan2 yuan3 liu2 chang2
中文繁体
源遠流長
英文翻译
lit. source is distant and the flow is long (idiom); fig. sth goes back to the dim and distant past/a lot of water has flowed under the bridge since then
源起yuan2 qi3 源头yuan2 tou2