只有经过认真研究才能回答这些问题。
不经过认真研究而要发现事实真相是非常困难的。
It's very difficult to find out the truth without studying carefully.
他说，他希望参议员们在经过认真研究之后再作决定，他要求参议员将他的建议作为一个系统，而不是单独的法案来看。
He said he hoped they would decide on them only after careful study. He asked them to see the proposals as a system of compromise, not as separate bills.
经过8年多的认真研究之后，软件行业和它的客户正头撞南墙。
After 8 + years of intense research, the software industry and its customers are hitting a wall.
磁场的变化是像太阳这样的恒星表面黑子活动周期的根源，尽管经过几十年的认真研究之后，地球人仍然对其知之甚少。
The magnetic activity of stars like sun, which is the root cause of the sunspot cycle, is still poorly understood even after decades of intense study.
虽然如此，当一个奇异的理论做出一个奇异的预测，并且这个预测经过检验是正确的，科学就应该认真去研究。
Nevertheless, when a strange theory makes a strange prediction and that prediction proves correct, it behoves science to investigate carefully.
本文在经过认真分析和论证的基础上，提出强化提速铁路轨道养护管理研究的一些思路。
Based on the analysis and demonstration, some thoughts are put forward about strengthening maintenance and management of railway raised speed.
美国太空总署经过认真的研究，发现屁里面含有400种成分。
After earnest studies, NASA found that flatus contains 400 substances.
为此，经过认真分析研究，提出了合理的施工工艺。
Through concrete analysis and study thg proper construction technology is proposed.
经过几十年的积淀，春秋战国哲学流派研究取得了丰硕的成果，但是也存在着需要认真反思的地方。
Research into the schools of philosophy in the Spring and Autumn Period and the Warring States have gotten a lot of achievement through many years.
经过对所有投标的认真研究，公司决策层最终把服务最完善、价格最具竞争性的方案列为首选。
After through studying the bids from all directions, corporate executives eventually picked the one with the most complete services and most competitive price as their top choice.
研究测验了所谓的“五大”特点：神经过敏、性分外向、乐于休会、友爱和气和做事认真。
The review examined the so-called "Big Five" traits: neuroticism, extraversion, openness to experience, agreeableness, and conscientiousness.
研究测验了所谓的“五大”特点：神经过敏、性分外向、乐于休会、友爱和气和做事认真。
The review examined the so-called "Big Five" traits: neuroticism, extraversion, openness to experience, agreeableness, and conscientiousness.
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