The researchers plugged past climate data into that model to " hindcast, " rather than forecast, the past activity of the ice sheet.
研究人员将过去的气候数据输入该模型，以“追算”(而不是预测)冰盖过去的活动。
英语百科
Backtesting
（重定向自Hindcast）
Backtesting is a term used in oceanography, meteorology and the financial industry to refer to testing a predictive model using existing historic data. Backtesting is a kind of retrodiction, and a special type of cross-validation applied to time series data.