The heavy rain in Chongqing has brought great difficulty to rescue work.

重庆的大雨给救援工作带来了不小的困难。

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It is their difficulty to grasp that makes primes the basis for our modern information security.

正因为他们非常难把握，质数成为我们现代信息安全的基础。

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As the size of a robot increases linearly, the cost and difficulty to make it increases exponentially.

随着机器人规模的线性增加，它的花费和难度都成指数增加。

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Extended periods of stress have been linked to headaches, difficulty sleeping, stomach problems and skin disorders.

VOA: special.2009.03.24

Its difficulty lies in Milton's tendency in this poem to seek out what Dr. Johnson wonderfully calls remote allusions.

诗的难点在于弥尔顿想要在诗中极力追求,被约翰逊绝妙地称为不切实际的幻想的倾向。

耶鲁公开课 - 弥尔顿课程节选

They are quite distinct from each other, and you should be able to manage with that final exam without undue difficulty.

它们都各有特点,你需要在期末考之前解决所有困难。

耶鲁公开课 - 1945年后的美国小说课程节选

Others, however, attributed the difficulty to the inherent challenges in operating the almost obsolete P-1 model machines.

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This adds another tier of difficulty to the game, as you have to carefully manage each fighter's life bar.

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So Nagty's courses are set at a similar level of difficulty to that of a first year of a degree.

BBC: NEWS | UK | Education | What is there for bright children?