不知不觉的 meaning in English

imperceptible/unwitting
involuntary
unconscious
unwitting

Such lack of awareness is not necessarily to be deprecated .
这种不知不觉的事并不一定值得惋惜。
Somebody may be sizing you up when you don't know it .
在你不知不觉的时候，也许有人打量着你呢。
The subject, therefore, insensibly changed from the business of antiquity, to that which brought us to the fair .
我们的话题不知不觉的从上古谈到现在赶集的事。
As he talked along, softly, pleasantly, flowingly, he seemed to drift away imperceptibly out of this world and time, and into some remote era and old forgotten country .
他软声软气地，滔滔不绝地向我娓娓而谈，不知不觉的，他似乎是离开了这个世界与时代，漂流到一个荒远难稽的时代与早已被人忘记的古国。
And before you know it , his hair ' s gonna be
不知不觉的，你的头发就会

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