这在世界一系列问题的新标题神秘面纱这些难题，一劳永逸地通过显示即使是最数学恐惧症读者简单，一步一步的技巧和技术。

This new title in the World problems series demystifies these difficult problems once and for all by showing even the most math-phobic readers simple, step-by-step tips and techniques.

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经过多年的拖延，现在是就一项新条约找出前进之路的时候了，新条约将以可验证的方式终止用于核武器的裂变材料的生产，从而一劳永逸地解决这个问题。

And after years of delay, it's time to find a path forward on a new treaty that verifiably ends the production of fissile materials for nuclear weapons — ends it once and for all.

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广州金逸网络技术公司产品总监李志新（音译）解释说：“我们不允许员工约会。原因很简单：一旦分手他们要怎么办？”

"We do not allow staff members to date. The reason is simple: what if they break up?" said Li Zhixin, a product director at Guangzhou Jinyi Network Technology Company.

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