It was not the first time I had been obliged to save you from yourself.

不第一次我觉得有责任救你一把，免你自食其果。

This time experts reckon that prices are about 40% down on their peak on average, though some have been far more fluctuant.

专家估计一次会使艺术品价值相较于其峰值平均下降近 40%，尽管有的艺术品价格波动更大。

But this time, it seems, tensions quickly defused.

一次，紧张情绪似乎很快平息。

You know this isn't the first time that people are saying Brazil will be a great economic power. The same thing was said over 100 years ago, but it didn't happen.

不第一次人们说巴西将成为经济大国。差不多100年前同样的话就被说，并没有实现。

This time, the policeman lost his temper.

一次警察火了。

It was as if a neutron bomb had exploded destroying nothing but killing all life.

像一次中子炸弹爆炸，什么也没有毁坏却杀死了所有生命。

Even for adult reindeer this is a long swim.

即使对于成年驯鹿，也一次漫长的旅行。

Really. It's kind of like a relaxing getaway.

真的。有点像一次轻松的度假。

As you know, this is my last commencement and I'm actually pondering the same question.

大家知道，我最后一次毕业典礼，实际上我也在思考同样的问题。

He said gamma ray bursts that last hundreds of seconds, as this one did, are thought to be caused when massive stars explode.

他说，持续数百秒的伽马射线暴，就像一次一样，被认为大质量恒星爆炸时产生的。

This time we join with all nations across the globe in a common endeavour, using the great advances of science and our instinctive compassion to heal.

一次，我们有来自世界各国的共同努力、仰仗先进的科学技术，和人类与生俱来的怜悯心与自愈力。

We promise this is one experience you will never forget.

我们保证，将一次永生难忘的经历。

Cause it's not just in the doing once, it's the doing and then refine it.

因为不一次就能做到的，你要行动与进步。

And initially I was a little nervous, because it's my first time, I didn't know how they probably respond to my music, to my jokes.

一开始的时候我有点紧张，因为第一次在，我不知道他们会怎样回应我的音乐、我的笑话。

We're ten minutes into the journey, I've got a nice tea, it's a beautiful view, gorgeous day, so hopefully it'll be a great trip.

我们的旅程已经开始十分钟了，杯茶味道不错，景色优美，天气也十分晴朗，希望将一次美的旅程。

A tie wouldn't cut it this time around.

一次，平局不能解决问题。

And it all started with a jet ski accident.

而一切都源于一次水上摩托艇事故。

This time, it's most definitely not live.

一次，绝对不现场表演了。

Oh , it's no problem. It's OK. You know, it only happened once.

噢，没什么大不了的，才一次嘛。

This is going to be a long flight.

将一次长途飞行。