Assuming that someone with no experience could exist, then we could say that they had no knowledge.

假设一个没有丝毫经验的人能够存在，那么他是没有知识的。

youdao

From there it was a simple matter to calculate where such worlds could exist within our solar system.

我们很容易就能计算出太阳系中的哪些地方会存在这样的星体。

youdao

The findings open the possibility that life could exist in other remote parts of the universe, researchers said.

研究学者表示，这个发现显示可能宇宙其他遥远地方可能有生命体的存在。

youdao

Now,LCROSS has shown that large amounts of water could exist on the moon.

VOA: special.2009.12.30

But if the soul is something immaterial, then that could continue to exist, even after the destruction of the body.

但如果灵魂是非物质的,那么它会继续存在,即便肉体已经被分解殆尽

耶鲁公开课 - 死亡课程节选

Now, of course, it could still be that in the real world the one thing cannot exist without the other.

还是可以说,在真实世界里,某物不能脱离于另一物而独立存在

耶鲁公开课 - 死亡课程节选

It was as if neither vision of childhood could exist in New York at the same time.

WSJ: Review: Broadway's 'Matilda' is blast of nasty fun

The actual evidence for global warming (GW) itself over the last century is thin but it could exist.

FORBES: Peter Gleick Sets Back the Climate Debate

Alexander contradicted Schmidt, saying that he thought it could exist, but punted on the second question about definition.

FORBES: General Alexander's Confirmation And The Failure Of Cyberwar Transparency