arc of history
短语词形变化
the arc of history
arcs of history
复数
释义与例句
n.
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1.
The idea that history has a direction or purpose that “bends” (or can be bent) towards some goal.
词源
Popularized by Barack Obama, and based on an older metaphor by abolitionist Theodore Parker, later popularized by Martin Luther King Jr.: “the arc of the moral universe is long, but it bends toward justice”.
来源:wiktionary