and Earth's shifting tectonic plates continued to reshape the planet. 地球板块漂移继续重塑地球
Shifting tectonic plates... 漂移的板块构造
Beyond the coral stretches a world of shifting sand. 在珊瑚礁上,是流砂的世界
and the thawing shifting landscape. 融化的冰雪不断改变着地貌