温室效应的具体影响尚不可知。
自我是唯一可知的存在物。
是什么驱使一只鱼龙咬另一个鱼龙的鼻口部仍未可知。
What led one ichthyosaur to bite another on the snout is unknown.
商业决策通常是由许多未知和不可知的因素做出来的，这些因素甚至会让最优秀的扑克玩家感到困惑。
Business decisions are often made with many unknow and unknowable factors, which would even puzzle the best poker players.
在过去的23或24年的时间里我一直是一个不可知论者。
For the last twenty-three or twenty-four years I have been an agnostic.
根据文章可知，欺凌不包括和别人一起笑。
According to the passage, the followings are bullying except laughing with people.
由此可知，节约使用能源储备可以延长寿命。
It follows from the above that sparing use of energy reserves should tend to extend life.
根据短文可知，他是一个与自然和命运作斗争的人。
According to the passage, he is a man who is fighting against nature and fate.
但是，就像任何这类研究一样，原因尚未可知——即，还不清楚不吃早餐是否能导致他们更容易超重。
But as with any study of this kind, it was unclear if that was the cause—or if breakfast-skippers were just more likely to be overweight to begin with.
就像任何这类研究一样，原因尚未可知，究竟是出于这一因素，还是那些不吃早餐的人本来就更容易增重。
As with any study of this kind, it was unclear if that was the cause—or if breakfast-skippers were just more likely to be overweight to begin with.
这场法律角逐可能会耗上好几个月的时间，哪一方在法庭占上风，哪一方又会赢得公众舆论和立法者的青睐都尚不可知。
There will probably be months of legal tussling, and it is not at all clear which side will prevail in court, nor in the battle for public opinion and legislative favor.
在北美，郊狼可能与金鹰进行不可知的互动。
In North America, canis latrans may engages in agnostic interactions with golden eagles.
问候可以被认为是唯物主义的，消费主义的，无神论的，冷漠的，不可知论的，政治上正确的或反基督教的。
The greeting may be deemed materialistic, consumerist, atheistic, indifferentist, agnostic, politically correct or anti-Christian.
我姑姑？那你可知谁救了我的命？
所有这一切的价格标签是不可知的。
你可知为什么你的亲生儿子要杀你？
这一判断正确与否尚不可知。
你可知现在已是十二月份了。
先生，你可知道鲁宾逊花园？
不管怎样，那肯定不是一个可知的先验。
确切的病例数和死亡人数此时尚不可知。
The exact number of cases and deaths is unknown at this time.
你可知道我母亲在哪？我现在就要见她。
你可知道，要是我够聪明，现在该做什么？
这也会使我们的精神生活变得神秘及不可知。
It will make the mental aspects of our lives mysterious and unknowable.
由定义可知，它们非常难以预测。
我提到过，洛克是个不可知论者。
你可知怎样粉刷大桥？
若但尝一，何以可知？
多能性的这种明显缺失是否是普遍的尚未可知。
Whether this striking absence of pluripotency is universal is still unknown.
多能性的这种明显缺失是否是普遍的尚未可知。
Whether this striking absence of pluripotency is universal is still unknown.
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