?地理障碍
... 地理语言学 geographical linguistics; linguistic geography; 地理障碍 geographic barrier; 地理种群 {生物} geographical population; ...
You concede that there is a geographic barrier as Turkey is in Asia.
ECONOMIST: Cold on Turkey
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。