From earliest childhood, we are so bound up with our system of numeration that it is a feat of imagination to consider the problems faced by early humans, who had not yet developed this facility.

从幼年初期时起，我们就与我们的计数系统紧密联系在一起，以至于考虑未开发计数能力的早期人类所面临的那些问题，就已经成为了想象力上的一次壮举。

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This is a habit I picked up from childhood.

这是一种自童年就有的习惯。

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They knew her very well.They had seen her grow up from childhood.

他们对她非常熟悉，他们是看着她从小长大的。

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So many American start-up tales involve lessons learned from this childhood exercise.

FORBES: Entrepreneurial Lessons from the Lemonade Stand

Knowing the Chinese fondness for legends, I summon up some Celtic tall tales from my childhood that involve ferocious warriors, vicious kings, an improbably large potato, a brave young prince and the inevitable triumph of good.

BBC: A Beijing state of mind

Take the lilies and the lace from the days of childhood, all the willow winding paths leading up and outward.

NPR: Judy Collins, From Both Sides Now