The climate was switching into a new, colder state. 气候正在转入一个新的更寒冷的状态

83. The Antarctic landmass started to split away from South America...
    南极大♥陆♥开始从南美洲分离
84. creating the space for new ocean currents...
    为新的洋流创造了空间
85. that helped drive a global cooling.
    这有助于推动全球变冷
86. The climate was switching into a new, colder state.
    气候正在转入一个新的更寒冷的状态
87. But that was just the beginning.
    但这还只是一个开始
88. As Antarctica became colder and more isolated,
    随着南极变得更加寒冷与孤立
89. the huge continent froze,
    整个南极大♥陆♥冻住了

来自《我们星球上的生命 第一季 第七集 Life on Our Planet S01E07 地球继承者》第 86 行