This is where a car's fundamental abilities can be properly assessed for the first time - in the past, many cars that look great 'on paper' turned out to perform poorly on the track.

在赛道上我们才能够第一次正确评测到一辆赛车的各项基本性能，在过去，很多赛车在没造出来的时候光看图纸会觉得很不错，但真正造出来到了赛道上表现出来的性能却很糟糕。

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This white paper will be the first time we've set out our vision of an energy mix in the context of carbon budgets and climate change targets.

“这份白皮书将是英国首次针对二氧化碳预算和气候变化目标而制定英国未来的能源前景。”

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With her parents, she rolled out the jumbo toilet paper, marked the halfway point, and folded it the first time.

铺开那卷庞大的厕纸，开始了第一次折叠。

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