A major difficulty is assessing whether this tool-using behaviour is a sign of intelligence.

一个主要的困难是评估这种使用工具的行为是否是智能的标志。

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The major difficulty, however, with the findings of critics such as de Jongh is that it is not easy to assess the multiplicity of levels in which Dutch viewers interpreted these pictures.

然而，根据德荣这样的批评家的发现，主要的困难在于，要评估荷兰观众对这些图片的解读的多重性并不容易。

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Voltage Reference in the design, how to achieve high-precision, low temperature coefficient is a major difficulty.

在基准电压源的设计中，如何实现高精度、低温度系数是一大难点。

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So you're going to see some major difficulty there.

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For it really is true that the major cost and difficulty of doing so is getting the first 50 miles off the planet.

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Today, three years after Deepwater Horizon, offshore drilling is booming in the Gulf of Mexico, driven by the continued high price of oil, a series of massive new fields discovered with the help of improved exploration technology, and the growing difficulty of finding major new oil fields abroad.

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