vast expanse of
As a Chinese idiom, Pinyin is y í w à NGW ú Bi à n, which means you can't see the edge at a glance and describes a vast area. From morning in Shanghai.
The origin of Idioms
Zhou Erfu's Shanghai Morning Part 4: "on a big mountain beside Poyang Lake, the sun has just come out, shining golden on the boundless lake."
Idiom usage
It is used as predicate and attributive to describe the vast territory. How vast the vast prairie is.
vast expanse of
one 's power has been transferred into the hands of others - dà quán páng luò
express the subtlety tactfully and finely - qū jìn qí miào
pass through the clouds and break the rocks - chuān yún liè shí
injure the public interest to benefit one 's private interest - sǔn gōng féi sī
leave only after each has enjoyed himself to the utmost - jìn huān ér sàn
feel as if a knife were piercing one 's heart - xīn rú dāo jù
pay attention to one 's own moral uplift without thought of others - dú shàn qí shēn