激光以全新的姿态问世已二十余年。
大金字塔是由十多万人修造了二十余年才建成的。
It took a hundred thousand men more than twenty years to build the Great Pyramid.
二十余年前，我的家乡只是一个又小又老又贫穷的小镇。
More than twenty years ago, my hometown was just a small, old and poor town.
二十余年前，我的家乡只是一个又小又老又贫穷的小镇。
More than twenty years ago, my hometown was just a small, old and poor town.
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