在线词典开疆拓土开拓疆域,扩展领土。拼音kāi jiāng tuò tǔ解释开拓疆域,扩展领土。近义词开疆辟土、开疆拓境英文释义(idiom) to expand one's territory; to conquer new lands; (fig.) to expand one's business into new markets