此外，海平面在数十米区间内的波动，表明在二氧化碳接近这个临界值时东南极洲冰盖会产生剧烈蒸发。
Furthermore, sea level fluctuated tens of meters during this interval, suggesting a highly volatile East Antarctic Ice Sheet when CO2 concentrations were near this threshold value.
科学家们分析了340，000年的横跨东南极洲的三个冰芯地址的氢氧同位素数据，并与同位素启用整体循环模式系统得出的结果。
The authors analysed 340,000 years of oxygen and hydrogen isotope data from three ice core sites across East Antarctica, alongside isotope-enabled general circulation model results.
科学家们分析了340，000年的横跨东南极洲的三个冰芯地址的氢氧同位素数据，并与同位素启用整体循环模式系统得出的结果。
The authors analysed 340,000 years of oxygen and hydrogen isotope data from three ice core sites across East Antarctica, alongside isotope-enabled general circulation model results.
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