So this ratchet mechanism, the purpose of COP 26, is really to get closer to this target of 1.5 to 2°C, and what's needed for that are bigger, better promises to cut national emissions.
所以 COP26 的舉辦,是為了加速實現溫度升幅控制在攝氏 1.5 到 2 度的目標,並督促各國政府更投入、更努力地降低國家碳排放量。