I remember the first time I suggested screen-free days in our school to some of our student leaders.

我还记得我第一次向我们学校的一些学生领导建议在学校设立无屏幕日。

youdao

That matters: Russian television viewers will for the first time see their leaders publicly accepting the true story.

这很重要，因为俄电视观众将首次看到其领导人公开承认这一事实。

youdao

It was the first time euro-zone leaders accepted that a member could default and leave the euro.

有史以来第一次，欧元区领导人同意成员国违约然后退出欧元区。

youdao

On the other hand, say the advocates for new police commissioners, there are now - for the first time - democratically elected local leaders to hold the police to account, to advocate local people's priorities and, perhaps, to lobby against national policies - budget cuts or contracting out.

BBC: Elections - Reading the runes

It was the first time euro-zone leaders accepted that a member could default and leave the euro. (And once the unthinkable is possible, why stop at Greece?) It was also the first time leaders intruded so deliberately into the internal politics of other countries.

ECONOMIST: Charlemagne

It will be the first time that the summit - which brings together the leaders of the US, UK, Canada, Russia, Germany, Italy, France and Japan - has been held in the UK since leaders met at Gleneagles in Scotland in 2005.

BBC: Lough Erne resort in Fermanagh to host G8 summit