Philadelphia is studying how to deliver services more efficiently .

费城正在学习如何更有效地提供服务。

Humans may be advertising themselves more efficiently .

如今人类可以更有效地宣传自己。

It absorbs light energy more efficiently than silicon .

它能比硅有效地吸收光能。

Manufacturers will manage supply chains more efficiently .

工厂可以更有效地管理供应链。

This system will use our tax money efficiently to support art .

这个体系将有效地利用我们的税金资助艺术。