out of nowhere

基本解释

Out of nowhere, I felt Haiti calling to me.
不知怎么的，我就觉得海地在召唤我。
It had been no easy matter when he first drifted in mysteriously out of nowhere to their little mountain cottage.
然而事情并不总是如此简单，当雾虎第一次不知从什么地方神秘光临他们的山间小屋时。
Fine, so we’ve all been there: You’re walking down the street, minding your own business, when out of nowhere, a beautiful dog emerges and wreaks like the most wretched thing on the planet.
好，假设我们现在是这样的情况：你正沿着一条街走，想着自己的事。突然，一只长得不错的狗不知道从哪里走了出来，并且像最卑鄙的东西一样报复世界。

It's about how so many plans in finance are messed up by rare events that suddenly appear out of nowhere.
书中提到金融界中突然出现的小概率事件,怎样搞砸了无数计划
耶鲁公开课 - 金融市场课程节选

Maybe nothing could have stopped Breivik, whose violence seemed to erupt out of nowhere.
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It was a great season for Ruth, but it did not come out of nowhere.
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An enemy that could come out of nowhere and then vanish just as fast.
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