This discourages investors in the flexible, gas-powered generation needed to provide backup for windless, cloudy days.

这也从灵活性上令投资者犹豫不决，因为天然气发电器需要在无的阴天里提供后备支援。

A combination of high temperatures and low winds has added to long-standing problems with air quality in the Mexican capital.

高温和无的天气导致墨西哥首都空气质量问题持续出现问题。

Ultimately, though, there are no risk-free choices for the Fed.

归根结底，美联储并不存在无险的选择。

Risk-free activities deprive kids of the opportunity to test themselves and overcome their fears.

无险的活动剥夺孩子们测试自己和克服恐惧的机会。

Without our doing, those seas would be unsailed and those fertile lands a desert.

没有我们的作为，那些大海将是无的，那些肥沃的土地将成为沙漠。

Of course some investors make a killing, but on average hedge funds have underperformed even risk-free Treasury bills.

当然一部分投资者是会有所猎获的，但平均来说对冲基金的表现连无险的美国国债都不如。

Then came the as-yet-unresolved prospect of a default by America's government on its supposedly risk-free debt.

然后是美国政府对其本应无险的债务违约的尚未解决的前景。

So you often hear about Treasuries or gilts from the UK government as something that is risk-free.

因此， 您经常听说英国政府的国债或英国国债是无险的。

Short-term Treasuries, or " t-bills" , are the closest thing there is to a risk-free asset.

短期国债或“国库券”是最接近无险资产的东西。

The pale orange dust that hung in the windless morning light grew faint and then it too was gone.

悬挂在无晨光中的淡橙色尘埃渐渐变淡， 然后也消失。

The leaves yellow on the cottonwoods, leaves floating on the trout streams, and above the hills, the high, blue, windless sky.

白杨树上的叶子变黄，鳟鱼溪流上漂浮着叶子，山丘上方是高高的、蓝色的、无的天空。

Now that you tackled low-stakes and no-stakes decisions, you've created the space and time you'll need to handle high-stakes decisions.

现在您已经处理险和无险的决策，您已经创造处理高险决策所需的空间和时间。

He kept that posture for two days, eyes open, not saying a word, still as a bush in that dry, windless heat.

他一连两天保持着这个姿势，睁着眼睛，一句话也不说，宛如那干燥无的炎热沙漠中的一株灌木般静止不动。

A misunderstood announcement had millions thinking the eastern province of Zhejiang was offering college graduates a chance to start a company risk-free.

一份被误解的声明让数百万人认为东部省份浙江为大学毕业生提供一个无险创业的机会。

Essentially, this means letting some fires burn — or even starting them ourselves — when conditions aren't too dry or windy, or selectively logging to thin out dangerously crowded growth.

说到底，就是放任一些火苗燃烧，甚至可以在湿润无的天气下人为放一些火，又或是选择性伐木来减少树木密集增长的危险。

The question was how marginal gas power plants-that might be needed to cover a windless, cloudy winter day-could make enough money during the rest of the year to survive.

问题是，在今年剩下的时间里，（无多云的冬日可能会需要的）边际燃气发电厂如何才能赚到足够的钱来存活下去。

Thick smoke still went straight upwards in the windless air of the morning, and a great pile of ardent cinders filled the bare walls of the house, like coals in an open grate.

清晨无的空气中，浓烟仍在直升，一大堆炽热的煤渣填满房子光秃秃的墙壁，就像敞开的炉子里的煤一样。

Treasuries are viewed as the ultimate risk-free asset, offering a guaranteed return for corporate cash managers, governments elsewhere and investors big and small, and as a baseline for pricing other financial instruments.

国债被视为最终的无险资产，为企业现金管理者、其他地方的政府和大小投资者提供有保证的回报，并作为其他金融工具定价的基准。

The beach was peopled with only an advance guard of children when Nicole and her sister arrived that morning. A white sun, chivied of outline by a white sky, boomed over a windless day.

那天早上妮可和她的妹妹到达时，海滩上只有一群孩子的前卫。一个白色的太阳，被白色的天空勾勒出轮廓，在无的日子里蓬勃发展。

The euro's members differ according to their growth prospects and debt levels, leading to gaps (or " spreads" ) between their bond yields and the German bond yield, which is regarded as the risk-free rate.

欧元区成员国的增长前景和债务水平各不相同，导致它们的债券收益率与被视为无险利率的德国国债收益率之间存在差距(或“利差”)。