它面临的问题越来越多样化和复杂。

It faces problems that are getting more varied and complicated.

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但在每天的科学实践中，发现往往遵循一条模糊和复杂的路径。

But in the everyday practice of science, discovery frequently follows an ambiguous and complicated route.

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他们的故事虽然看起来不那么壮观，但肯定会变得同样微妙和复杂。

Their story, though not as spectacular to the eye, will surely turn out to be as subtle and as complex.

youdao

So, we know ourselves that our behavior is due to a complicated cluster of the situation and our personal natures.

我们知道我们的行为是由于,一连串复杂的情况和我们的个人本性。

耶鲁公开课 - 心理学导论课程节选

So as you can see, as we escalate the problem difficulty, the difference between the good method and the not quite as good method gets bigger and bigger and bigger.

如你所见，当我们处理更复杂的,问题的时候，优良的算法,和并不那么好的算法之间的,差异会变的越来越大，这一点很重要。

麻省理工公开课 - 计算机科学及编程导论课程节选

I don't want to have to deal with heat escaping to the outside environment in a way that might be difficult or complicated to measure or calculate.

我可不想处理跑到,环境中去的热量，那测量或,计算起来会非常麻烦和复杂。

麻省理工公开课 - 热力学与动力学课程节选