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风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.

高温和无风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，美联储并不存在无风险选择。

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

无风险活动剥夺了孩子们测试自和克服恐惧机会。

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

没有我们作为，那些大海将是无风，那些肥沃土地将成为沙漠。

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，但平均来说对冲基金表现连无风险美国国都不如。

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风险约尚未解决前景。

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国或英国国是无风险。

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

短期国或“国库券”是最接近无风险资产东西。

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

悬挂在无风晨光中淡橙色尘埃渐渐变淡， 然后也消失了。

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

白杨树上叶子变黄了，鳟鱼溪流上漂浮着叶子，山丘上方是高高、蓝色、无风天空。

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.

现在您已经处理了低风险和无风险决策，您已经创造了处理高风险决策所需空间和时间。

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，宛如那干燥无风炎热沙漠中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.

一份被误解声明让数百万人认为东部省份浙江为大学毕业生提供了一个无风险创业机会。

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，甚至可以在湿润无风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，在今年剩下时间里，（无风多云冬日可能会需要）边际燃气发电厂如何才能赚到足够钱来存活下去。

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.

清晨无风空气中，浓烟仍在直升，一大堆炽热煤渣填满了子光秃秃墙壁，就像敞开炉子里煤一样。

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.

国被视为最终无风险资产，为企业现金管理者、其他地方政府和大小投资者提供有保证回报，并作为其他金融工具定价基准。

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.

那天早上妮可和她妹妹到达时，海滩上只有一群孩子前卫。一个白色太阳，被白色天空勾勒出轮廓，在无风日子里蓬勃发展。

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.

欧元区成员国增长前景和水平各不相同，导致它们券收益率与被视为无风险利率德国国收益率之间存在差距(或“利差”)。