from nowhere

基本解释

Requirements for new solutions don't appear from nowhere.
新解决方案的需求不会从任何地方自己冒出来。
But surprise feedback — criticism that seems to come from nowhere, about an issue we haven't perceived ourselves — is the hardest. We're far more likely to be defensive.
但是出其不意的反馈---似乎不知从哪儿来的批评，而且是我们自己一直未能察觉到的事情---是最难接受的，远远超过了我们能够抵御的范围。
The steam engine, the transistor, the World Wide Web—each of these ideas seemed to emerge from nowhere to change our world in fundamental ways.
蒸汽机、晶体管、互联网——每一个想法似乎都从天而降，从根本上改变了这个世界。

Its maker, Claude Lanzmann, seemed to come from nowhere, even as he imposed his vision everywhere.
NEWYORKER: Witness
According to Accenture's own history of itself, it has always operated everywhere but from nowhere.
FORBES: Accenture Tax Dodging The Bullet
So what if Serge has acquired, from nowhere, a shrewish blond wife and a couple of kids?
NEWYORKER: Private Wars