He nipped in with a smart question.
他突然插话，提出一个机智的问题。
There's no question that going to college is a smart economic choice.
毫无疑问，上大学是一个明智的经济选择。
I wrote about this a while back but I've been refining and sharpening my thinking on the question of which devices will be smart and which devices will be dumb.
一回来我就着手写这篇文章，但我一直在努力加工，让我的思想成形。我一直在想的这样一个问题：什么设备是智能的，什么设备是傻瓜的。
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