Besides, Westerners, with their stable countries and solid borders, tend to forget that for much of the world (and indeed for much of Western history) being polyglot has been a necessity for survival.

• 除以上原因之外，西方人因为国家局势稳定，边界线清晰固定，一般都会忽略掌握多国语言是一种生存的需要。