not known

简明释义

不详

英英释义

例句

1.The exact number of participants is not known at this time.

目前参与者的确切人数尚不清楚。

2.Her whereabouts are not known to the police.

警方对她的行踪不知。

3.The cause of the accident is still not known.

事故的原因仍然不明。

4.The results of the experiment are not known yet.

实验的结果尚未得知。

5.His reasons for leaving the company are not known.

他离开公司的原因不明。

作文

In the vast expanse of the universe, there are countless mysteries that remain not known to humanity. These enigmas spark our curiosity and drive us to explore further, whether it be through scientific research or philosophical inquiry. One of the most profound questions is about the origins of life itself. While many theories exist, the exact process by which life emerged from non-living matter is still not known. Scientists have proposed various hypotheses, including the primordial soup theory and hydrothermal vent theory, yet none have been definitively proven. This uncertainty highlights the limits of our understanding and reminds us that there is so much more to discover.Furthermore, the concept of time is another area where many aspects remain not known. Physicists have long debated the nature of time, with some suggesting that it is an illusion, while others assert that it is a fundamental aspect of the universe. Despite advancements in quantum physics, the true nature of time and its relationship to space is still not known. This ambiguity invites both scientists and philosophers to ponder the implications of time on our existence and the universe as a whole.In addition to cosmic mysteries, the human mind itself presents a myriad of questions that are not known. The complexities of consciousness, memory, and emotion are subjects of ongoing research. While psychologists and neuroscientists have made significant strides in understanding brain functions, the full extent of how thoughts and feelings are generated remains not known. This gap in knowledge challenges us to consider the very essence of what it means to be human.Moreover, history is filled with events and figures whose motivations and actions are not known to us today. For instance, the reasons behind certain historical decisions or the true intentions of influential leaders can often be shrouded in mystery. This lack of clarity can lead to different interpretations of historical events, illustrating how the past is sometimes not known and can be subject to revision based on new evidence or perspectives.Lastly, the future holds uncertainties that are not known to us. As we advance technologically and socially, the potential consequences of our actions remain largely unpredictable. Issues such as climate change, artificial intelligence, and global health crises pose challenges that we are still trying to navigate. The outcomes of these scenarios are not known, and our ability to adapt and respond will shape the world we live in.In conclusion, the phrase not known encapsulates the essence of human inquiry. It represents the boundaries of our current understanding and the endless possibilities for discovery. Embracing the not known encourages us to ask questions, seek knowledge, and remain open to new ideas. As we continue to explore the mysteries of the universe, the not known serves as a reminder of our quest for truth and understanding, driving us forward into uncharted territories of thought and exploration.

在宇宙的广袤中，有无数的神秘依然是人类所不知的。这些谜团激发了我们的好奇心，驱使我们进一步探索，无论是通过科学研究还是哲学探究。其中一个最深刻的问题是生命的起源。虽然有许多理论存在，但生命如何从非生命物质中出现的确切过程仍然是不知的。科学家们提出了各种假设，包括原始汤理论和热液喷口理论，但没有一个被明确证实。这种不确定性突显了我们理解的局限性，并提醒我们还有更多的发现等待着我们。此外，时间的概念也是许多方面仍然不知的领域。物理学家们长期以来一直在争论时间的本质，有些人认为时间是一种幻觉，而另一些人则认为它是宇宙的基本方面。尽管量子物理学取得了进展，但时间的真实本质及其与空间的关系仍然是不知的。这种模糊性邀请科学家和哲学家思考时间对我们存在以及整个宇宙的影响。除了宇宙的奥秘，人类的思想本身也呈现出无数个问题，这些问题至今仍不知。意识、记忆和情感的复杂性是持续研究的主题。尽管心理学家和神经科学家在理解大脑功能方面取得了显著进展，但思想和感觉是如何产生的完整程度仍然是不知的。这一知识的缺口挑战我们考虑人类本质的真正意义。此外，历史充满了事件和人物，其动机和行为至今仍不知。例如，某些历史决策背后的原因或有影响力的领导者的真实意图往往笼罩在神秘之中。这种缺乏清晰度可能导致对历史事件的不同解释，说明过去有时是不知的，并且可能根据新的证据或视角进行修正。最后，未来有许多不确定性，对我们来说都是不知的。随着我们在技术和社会上不断进步，我们行为的潜在后果仍然在很大程度上是不可预测的。气候变化、人工智能和全球健康危机等问题给我们带来了挑战，而我们仍在努力应对。这些情景的结果是不知的，我们适应和应对的能力将塑造我们所生活的世界。总之，短语不知概括了人类探究的本质。它代表了我们当前理解的边界，以及无尽的发现可能性。拥抱不知鼓励我们提出问题，寻求知识，并保持开放的思想。随着我们继续探索宇宙的奥秘，不知提醒我们对真理和理解的追求，推动我们向未开发的思维和探索领域前进。