And I absolutely hated pushups because from a very young age I always had the weakest upper body in my peer group and could never do more than a few pushups or pullups.

另外，我非常痛恨做俯卧撑，因为从小开始，我在同龄组里就是上半身最弱的，俯卧撑或牵引向上从来也没能多做上几个。

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Progressive educators have come up with progressive-sounding names like "peer-group teaching" and "multi-age grouping" for educational procedures that occur naturally in the one-room schools.

进步教育者想出了一些听起来很先进的名字，如“同龄组教学”和“多年龄分组”，而这些在一间房学校是自然遵循的教学步骤。

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"It's very daunting in an age of peer-to-peer hosting, " says Korris, whose center at USC is building a "neutral" test ground for digital projection systems.

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Universities will increasingly become age-free as they develop and facilitate peer-to-peer learning and teaching across generations.

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He says this way of training encourages them to be team leaders - peer pressure is important at their age, so they tend to listen to one another.

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