1. Outdoor advertising has a high degree of geographic flexibility. 户外广告具有高度的地域灵活性。
2. Geographic isolation also can proceed slowly, over great spans of time. 地理隔离也可能在很长一段时间内进展都非常缓慢。
3. In this interview with National Geographic, Kish explains how the process works. 在接受国家地理杂志采访时,基什解释了这个过程是如何进行的。
4. Completely Geographic isolation also can proceed slowly, over great spans of time. 完全的地理隔绝也可能在很长一段时间内缓慢地发展而成。
5. Consider the many geographic features of the country: mountains, steep grades, wetlands, rivers, deserts and plains. 想想这个国家的众多地理特征:山脉、陡坡、湿地、河流、沙漠和平原。