As long as we're consuming fossil fuels, we're putting out CO2,"says Klaus Lackner, a geophysicist at Columbia, University" We cannot let the CO2 in the atmosphere rise indefinitely.
出自-2012年6月阅读原文
柯林斯高阶英汉双解学习词典释义
ADV
无限期地
If a situation will continue indefinitely, it will continue for ever or until someone decides to change it or end it.