Some people may take one-day poorest tour, and some even pay to stay in very poor neighborhoods to experience the lowest living standards in the world.

有的人可能会参加一日最穷游，有的人甚至花钱住在很穷的街区，体验世界上最低的生活水平。

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A four-day international meeting of nuclear experts has called for a tightening of safety standards at nuclear plants across the world following the Fukushima nuclear accident in Japan in March.

核专家召开的为期四天的国际会议呼吁，在三月份日本福岛核电站危机之后加强世界各地核工厂的安全标准。

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We dedicate World Teachers' Day 2016 to celebrating this milestone by reaffirming our commitment to the standards and aspirations it represents - and by redoubling our efforts to achieve them.

我们将2016年世界教师日敬献给这座里程碑，借此重申我们对《建议书》所代表的标准和希冀的承诺，我们将加倍努力使之成为现实。

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Countries where people once lived on a few dollars a day are now some of the fastest-growing economies in the world, with incomes and living standards that few could have imagined 40 or 50 years ago.

WHITEHOUSE: President Addresses CEO Business Summit