The last step is to enforce the policy on the object, as shown in Listing 23.

最后一步是将策略应用到对象上，如清单 23 所示。

youdao

On May 17, the now 23-year-old Liang took another bold step when he decided, in Chengdu, to explore the world by bike, alone.

5月17日，目前已经23岁的良杰在成都再次做了个大胆的决定：独自骑单车环游世界。

youdao

My Tax Policy Center colleague Dan Baneman ran the numbers: Such a step would remove 23, 000 millionaires from the income tax rolls, and cut their annual tax liability by an average of a half-a-million dollars.

FORBES: How Michele Bachmann Would Knock 20,000 Millionaires Off The Tax Rolls

Vaclav Klaus - free market devotee and the bane of Brussels bureaucrats - will step down on 7 March after 23 years at the top of Czech politics.

BBC: Why Vaclav Klaus divides Czechs

Ms Flores ordered Thursday that the trial be "re-set" to 23 November 2011, the date when she was first asked to step down from the case.

BBC: Guatemala Rios Montt trial returned to disputed judge