From the beginning, the cloud hanging over the whole hydrogen enterprise has not been the power source as such, but the intractable difficulty of distributing and storing the stuff.
从一开始，盘旋在氢能源开发企业头上的阴云已经不是像这样的动力来源的问题，而是那些棘手的配送和储存原料的难题。
Ms Showalter does not attempt to unravel the intractable moral and legal conundrums raised by this unsettling parable, but she USES it as a metaphor to ask questions about literary judgment.
肖沃尔特并不想通过这个令人不安寓言来阐释道德和法律上的难题，她是想用这个故事作类比，对文学界的固有看法提出质疑。
When America summoned leaders to Madrid in 1991 to sort out the most intractable Middle Eastern mess, the Arab-Israeli struggle, some grumbled, but all fell into line.
1991年，当美国召集该地区各国领导人赴马德里参加中东和会，以解决中东地区最棘手的问题，阿以冲突时，虽然有人发发牢骚，但都纷至沓来。
"The Missiles of October" conveyed not the muddled confusion of a seemingly intractable crisis, but a stark moral conflict in which wisdom defeated rashness.
《十月导弹》并没有表现看起来似乎无法解决的一幢危机背后的十足混乱，而仅仅刻画了一场道德冲突，这场冲突中明智战胜了轻率莽撞。
Indians in his view are free and noble in their extreme way, but they remain savages unable to accept the benefits of reason and civilization that would moderate and improve their intractable souls.
托克维尔认为印第安人在他们极端的生活方式中过着自由而又高贵的生活，但他们仍然野蛮的拒绝理性和文明所能给他们带来的好处，诸如令他们放下高傲的姿态，从而变得更容易接近。
But the debt crisis is proving intractable, partly because leading policymakers disagree about the way forward and at times seem lost themselves.
但现在看来债务危机很难得到解决，部分原因是主要的决策者们不能就前进方向达成一致意见，有时候似乎他们自己都不知道该往哪里走。
but placed within the context of a diverse global society, these questions become deeply complex and seemingly intractable.
有很多相关的坦率回答，正如对“我们如何消除饥饿”的回答一样，但是，置身于全球社会变体多端的背景之中，这些问题就变得异常复杂，似乎难以解决。
More recently, in 1955, the WHO embarked on its first malaria-eradication effort. But transmission rates in Africa seemed intractable.
在距今更近一些的1955年，世卫组织开始了第一次根除疟疾的行动，不料其在非洲的传播率貌似比较棘手。
In the deep excavation, row-piles are imposed larger horizontal frost-heaving force, but the force value is intractable to ascertain exactly.
在排桩冻结深基坑工程中，冻结壁将对排桩产生较大的水平冻胀力作用，但冻胀力的大小难以确定。
In the deep excavation, row-piles are imposed larger horizontal frost-heaving force, but the force value is intractable to ascertain exactly.
在排桩冻结深基坑工程中，冻结壁将对排桩产生较大的水平冻胀力作用，但冻胀力的大小难以确定。
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