adj.无法知道的，不可知的

The existence of a multiverse is an unknowable concept to our current scientific understanding.
对于我们当前的科学理解来说，多元宇宙的存在是一个无法知晓的概念。
The true intentions of the extraterrestrial beings remain unknowable due to limited communication.
由于通信限制，外星生物的真实意图仍然是未知的。
The depths of the ocean floor hold mysteries that science has yet to fully grasp as they are unknowable.
海底深处隐藏的秘密，科学还未完全揭示，因为它们是未知的。
Life after death is an unknowable realm for those who have not experienced it firsthand.
死后的生活对于没有亲身经历的人来说，是一个未知的领域。
Quantum mechanics' inherent uncertainty renders certain particle behaviors unknowable at the subatomic level.
量子力学的固有不确定性使得在亚原子层面某些粒子的行为无法确定。
The complexity of human emotions makes them largely unknowable to others, even to oneself sometimes.
人类情感的复杂性使他人甚至自己在很多时候都无法完全理解。
The mind-bending implications of dark matter and dark energy are currently beyond our capacity to comprehend, making them unknowable.
暗物质和暗能量的思维扭曲的含义目前超出了我们的理解能力，使其成为未知。
The secrets of the human brain's full potential are still largely unknowable, waiting for breakthroughs in neuroscience.
人类大脑的全部潜能的秘密仍然很大程度上是未知的，等待神经科学的突破。
The exact cause of some rare diseases remains unknowable, leading researchers to search for new diagnostic methods.
一些罕见疾病的精确病因仍然未知，促使研究人员寻找新的诊断方法。
The intricacies of the human subconscious are an unknowable territory, inviting exploration by psychologists and philosophers alike.
人类潜意识的复杂性是一个未解之谜，心理学家和哲学家都在对其进行探索。