A benchmark is something whose quality or quantity is known and which can therefore be used as a standard with which other things can be compared. 衡量基准
The truck industry is a benchmark for the economy. 卡车产业是衡量经济发展的基准。
verb [vt. 及物动词](根据某种标准)评估,衡量;基准问题检测结果为
The economic downturn is drying up demand for oil and natural gas, dropping the benchmark price for a barrel of oil to below $50. 经济低迷正在抑制市场对石油和天然气的需求,导致基准原油价格跌破每桶50美元。