Correct
源远流长
/ yuán yuǎn liú cháng /
Strokes
Definition
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
Example
Definition
a distant source and a long course—long-standing and well-established; with a long history behind it
1
Zhōngguó
中国
wénhuà
文化
de
的
lìshǐ
历史
yuányuǎnliúcháng
源远流长
。
The history of Chinese culture has run a long course from a remote source. / Chinese culture goes back to time immemorial.
2
Wǒmen
我们
liǎng
两
guó
国
rénmín
人民
zhījiān
之间
de
的
yǒuyì
友谊
yuányuǎnliúcháng
源远流长
。
The friendship between our peoples goes back to ancient times.