拉法·贝尼特斯盛赞托雷斯不可思议的进球效率，因为西班牙金童今天下午面对朴斯茅斯寻找破纪录的一球。
Rafael Benitez has hailed the incredible strike-rate of Fernando Torres as the Spanish hit-man goes in search of a record-breaking goal against Portsmouth this afternoon.
标准经济学定义的效率是帕雷托的最佳优选法：让某人做好并不会使他人更差！
The standard economic definition of efficiency is pareto optimality: when no one can be made better off without making someone else worse off.
标准经济学定义的效率是帕雷托的最佳优选法：让某人做好并不会使他人更差！
The standard economic definition of efficiency is pareto optimality: when no one can be made better off without making someone else worse off.
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