without borders; vast and limitlessly large

to stretch as far as the eye can see; used as an idiom to describe a vast expanse that reaches the horizon

Yao Xueyin (1910-1999), a novelist from Henan, China; best known for the historical novel [[李自成|李自成|li3 zi4 cheng2]]

limit; boundary; border

remote or outlandish places; a very distant land