你无法看到你看不到的东西。

You can't see what you don't see.

youdao

检测技术可以在一秒钟内对玻璃带进行超过1亿次的测量，从而定位肉眼无法看到的瑕疵。

Inspection technology allows more than 100 million measurements a second to be made across the ribbon, locating flaws the unaided eye would be unable to see.

youdao

公众无法看到这些文件。

These documents are not accessible to the public.

《牛津词典》

On the stair leading up into the disinfectant-smelling twilight of a rooming house, she saw an old man huddled, shaking with grief she couldn't hear.

登上梯子，在一间散发着,消毒水气味的昏暗公寓里，她看到了一个老人缩成一团，以一种他无法感受的哀伤颤抖着。

耶鲁公开课 - 1945年后的美国小说课程节选

So look, why am I justified in believing in germs, various kinds of viruses that I can't see, or bacteria or what have you, that I can't see?

所以,我为什么相信微生物,相信各种肉眼无法看到的病毒,细菌等诸如此类我看不到的东西确实存在

耶鲁公开课 - 死亡课程节选

They're all about things you can't see.

它们都在研究人们无法看到的东西。

耶鲁公开课 - 心理学导论课程节选