Boulder was one of the first cities in the nation to enforce a ban on smoking.

博尔德是该国率先施行禁烟令的城市之一。

Given enough warning, it should be possible to push a threatening boulder out of the way.

如果予以足够的警示，就有可能把一块有威胁性的巨石推开。

Once you have started the boulder rolling, it develops momentum, which is defined by its mass and velocity.

一旦你开始让巨石滚动，巨石就会产生动量，这是由其质量和速度决定的。

Similar measures in California's Albany, Oakland, San Francisco and Colorado's Boulder are becoming hot-button issues.

加州奥尔巴尼、奥克兰、旧金山和科罗拉多州博尔德的类似措施正成为热点问题。

As with Sisyphus, the boulder was painstakingly rolled upwards only to tumble back down again in an absurd exercise of futility.

和西西弗斯一样，巨石费力地向上滚动，结果又滚了下来，徒劳无功。

How do you explain that in Boulder, Colo., the average cost of medicare treatment is $9,103, whereas an hour away in Fort Collins, Colo., the cost is $6,448?

你如何解释在科罗拉多州博尔德市，医疗保险的平均费用是9103美元，而在一小时车程远的科罗拉多州柯林斯堡，费用却是6448美元？

It is thought that the train hit a boulder that had fallen down a cliff on to the track.

人们认为这列火车撞到了从悬崖滚到铁轨上的大圆石。

The unusual house in Corsica is made out of a large boulder whose overhang has been bricked in.

科西嘉岛上的怪屋是由一整块巨大的卵石筑成的，其突出部分已经用砖给堵住了。

A new type of solar thermal system for homes that can provide heat, hot water, and electricity is being tested in Boulder, Colo., over the next few months.

未来几个月，科罗拉多州博尔德市将测试一种新型的家用太阳能热系统，该系统可以提供热量、热水和电力。

We all heaved together and removed the boulder.

大家一齐用劲， 把大石头搬开了。

Wow, look at that boulder.

哇，快看那块大石头。

You never know what's under the next boulder.

你无从知道下一个大石头下会有什么。

In ancient times, a king had a boulder placed on a roadway.

古时候，一位国王将一块巨石放在路上。

In Boulder, Colorado, Howard Morton tells a different story.

在科罗拉多州的波尔得市，Howard Morton讲述了一个不同的故事。

The current was quite strong, and I just stayed behind the boulder.

水流非常强，摄影师只能呆在巨石后面。

Gnip, based in Boulder, Colorado, is more of a wholesale distributor.

位于科罗拉多的博尔德(Boulder, Colorado)的Gnip公司更大程度上是一个批发型分销商。

Mediterranean: angry to see the glittering sea-pale boulder alive

它恼怒地看着闪烁的海面，巨大的卵石上爬着绿蜥蜴

In the next two hours, boulder after boulder crashes to the ground.

在随后的两个小时内，一块又一块的圆石落在地上。

I like digging myself.You never know what's under the next boulder.

我喜欢自已动手挖掘。你无从知道下一个大石头下会有什么。

The guy in Utah who cut off his arm to free himself from under a fallen boulder.

犹他州一名男子为了从坠落的巨石下逃生，切断了自己的胳膊。

Can we say 'giant boulder', then add 'voodoo sacrifice', and leave it at that?

我们可以说他“顽固不化”，再加上一个词“敢于像教徒一样献身”，就这样吧。

I was about to give up when I saw a pile of small stones jammed under a boulder.

我正打算放弃，忽然看见其中一块圆石下面有一摞石头。

Team up. If your feet make a sound, you must repeat the boulder problem or route.

分成队，如果你的脚发出了声音就要将线路重爬一遍。

In Boulder, Colo., a surge of electricity on the power grid can largely go unnoticed.

在科罗拉多州波尔得市，大部分电网的电力波动都不被人们察觉。

Smoke rises as firefighters fly over a wildfire on September 7, 2010 near Boulder, Colorado.

2010年9月8号，科罗拉多州博得附近，当消防队员飞过野火上空时，浓烟滚滚。

They then walked hand in hand toward the large boulder that marks the area where Flight 93 crashed.

然后，两人手挽手走向大卵石标记的93号航班坠毁地点。

He is a computer engineer and writer born in Nigeria, living and working in Boulder, Colorado, USA.

他是一位出生于尼日利亚的计算机工程师和作家，在美国科罗拉多的博耳德生活和工作。

The ruins are set in a strange and beautiful boulder strewn landscape with an almost magical quality.

此废墟设在一处奇特又美丽、有巨砾散落的地方，品质令人不可思议。

Firefighters fly over a house which survived the wildfire on September 8, 2010 near Boulder, Colorado.

2010年9月8号，科罗拉多州博得附近消防队员飞过一座幸免于难的房屋。