imperceptible

To a human being, it's a imperceptible amount of time.

对人类而言 这时间短到无法感知

You can't see it, you can't *ell it, and to most people is imperceptible.

看不见 闻不到 对多数人来说无法感知

Such a sudden change, almost imperceptible, between life and death.

生与死之间 改变如此突然 几乎难以让人察觉

If I lose that, all I've got is the fact that I have a nearly imperceptible sneeze.

如果我去了 我引以为傲的 就只剩下打喷嚏不被别人察觉的能力了

I believe that those who are infected, they change in a nearly imperceptible way.

我认为被感染的人 会发生几乎察觉不到的变化

You see, this device produces a frequency imperceptible to human ears.

你看 这个设备产生的频率 人耳是听不到的

I saw *all, almost imperceptible indentations along the upper fringe.

报纸的上边缘处有一行很小的 不易察觉的压痕

I can give you a persona to an alarming degree, where it's imperceptible to the ones most close to me.

我可以戴上完美无瑕的假面 连我最亲近的人也难以察觉

His hearing is better than ours, too, tuned to sounds that are completely imperceptible to the human ear.

它的听力也强于人类 可以听到人耳完全听不到的声音

You knew because there is the slightest, almost imperceptible differences of tincture and viscosity between the two liquids.

你能分辨 是因为 这两种液体的色泽和黏度 有着几乎无法被察觉的区别