The man's identity remains unknown.
这名男子的身份还是个谜。
I am, in part, an ant biologist, so my thoughts turned to what we know about insect life and I knew that much in the world of insects remains unknown.
从某种程度上来说，我是一名蚂蚁生物学家，所以我开始思考我们对昆虫的生命有什么了解，并且我知道昆虫世界对于人类而言仍有许多未知的领域。
Though the precise harm to our bodies remains unknown, concerns include the microplastics themselves, as well as the fact that they absorb a range of harmful bacteria.
虽然微塑料具体会对我们身体造成怎样的伤害尚不明确，但微塑料本身和他们吸收了大量的有害细菌这一事实让我们忧心忡忡。
The victim still remains unknown.
受害人仍然身份不明。
The cause of the accident remains unknown.
事故的原因仍不清楚。
What we should do next remains unknown.
我们下一步该干什么还不知道。
What caused the accident remains unknown.
事故的原因是未知的。
The true author of the book remains unknown.
那本书的真实作者依旧不详。
The true author of this novel still remains unknown.
这部小说的真实作者还是不为人知。
This beautiful village remains unknown to the rest of the world.
这个美丽的村庄仍未被外界所知。
How the body regulates the turnover of fat cells remains unknown.
人体如何调节脂肪细胞的周转现在还不清楚。
Despite many years of research, the cause of FIC remains unknown.
尽管研究多年，仍旧无法得知此病的起因。
What remains unknown is what individual Xenicibis were fighting and why.
尚未已知的是哪类单独的始祖鸟具有攻击性，并且攻击的原因是什么。
Barry, whose actual identity remains unknown, was born somewhere around 1795.
巴里大约出生于1795年，她的实际身份仍然没有人知道。
Concludes Bauer sadly, "the fate of the royal Inca mummies remains unknown."
鲍尔悲伤的感叹到，“印加皇族木乃伊的命运依然是个谜。”
How parental age increases autism risks remains unknown, but several hypotheses exist.
父母年龄是如何加大孤独症风险的仍是未知数，但存在一些假设。
But he added that much remains unknown and will only become clear with future discoveries.
但是他补充说，还有很多问题仍然未知，需要未来进一步发现才会变得清晰。
How stored fats are liberated and remodeled to support cancer pathogenesis, however, remains unknown.
但是储存脂肪如何释放和改变以支持癌症的发生仍然不明。
Police have not determined a cause of death, and much remains unknown about the circumstances of her demise.
警方暂未确认死因，因此关于她的死因还是个未知数。
What remains unknown, says Tapert, is if the cognitive downward slide in teenage binge drinkers is reversible.
目前尚不清楚的是，泰普特说，酗酒青少年的认知能力下降这壹症状是否有恢复的可能。
And if that growing blackness represents knowledge, then as it grows, so does the awareness of what remains unknown.
如果那个正在增大的黑色部分代表你的知识的话，在知识增长的同时，你会意识到自己有许多不知道的东西。
"These prior studies have yielded mixed results, and it remains unknown if better sleep means a healthier heart," he said.
“这些之前的研究都取得了好坏参半的结果，但是否说好睡眠的人就意味着有颗好心脏，这仍然是未知的。”他说道。
Still, the much greater challenge with simulating the human brain lies in how much remains unknown about how it works.
同样，模拟人脑的更大的挑战在于仍旧有多少未知的关于大脑如何运作。
He also argued that much remains unknown about the interaction between Arctic sea ice, sea level, and temperature rise.
他还认为，有关北极海冰、海平面图和气温上升之间的相互作用还存在许多未知数。
His best bet for a drug lead is an extract of garlic, although the active component that interferes with the signal remains unknown.
他预期最好的药物是一种大蒜提取物，尽管其用于信号干预的主要成分仍然不为所知。
How Hoag's object formed remains unknown, although similar objects have been identified and collectively labeled as a form of ring galaxy.
我们还不知道霍格发现的这个东西是如何形成的。以往有相似的星系被鉴定出来，并都被归类为环形星系的一种类型。
How Hoag's object formed remains unknown, although similar objects have been identified and collectively labeled as a form of ring galaxy.
我们还不知道霍格发现的这个东西是如何形成的。以往有相似的星系被鉴定出来，并都被归类为环形星系的一种类型。
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