so far behind that one can only see the dust of the rider ahead
It's a Chinese idiom, w à ngch é nm à J í in pinyin, which means that you can only see the rider in front of you walking through the dust and can't catch up. Metaphor is far behind and is often used as a modest word. From Zhuangzi Tianzifang.
Analysis of Idioms
The synonym is out of reach; the antonym comes from behind
The origin of Idioms
Chuang Tzu · Tian Zifang: the master runs away from the world, but he is still in his later stage. Fan Ye of the Southern Song Dynasty's biography of Zhao in the book of the later Han Dynasty: he paid homage to the Minister of Donghai, the official of Donghai, passed Xingyang, and ordered Cao Zhen of Dunhuang, so he was filial and honest and welcomed the road. If you don't want to stay, you can't wait to see the pavilion.
Idiom usage
Serial verb; predicate; derogatory. There are many remarkable things about Chuang Wang, which are well known by today's heroes. Yao xueyin's Li Zicheng, Vol.2, Chapter 55
so far behind that one can only see the dust of the rider ahead
the soft intestines turn a hundred times - róu cháng bǎi zhuǎn
The magpie returns to the Phoenix - què fǎn luán huí
strike a proper balance between work and rest - láo yì jié hé
people who are good at drinking and writing poetry - jiǔ hǔ shī lóng
engage in intellectual conversations - tán tiān lùn dì
The birds of Vietnam live in the south - yuè niǎo nán qī