medallion

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In among the usual clutter which small boys like to brandish were a strange necklace with a dragon motif, and an enigmatic medallion.
与往常一样，孩子们在一起喧闹嬉戏，他们手中挥舞着一条绘有龙形图案的奇特项链和一个奇怪的大奖章。
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Wedgwood’s cameo medallion of a chained slave, with the caption “Am I not a Man and a Brother?, ” was “a must-have solidarity accessory.”
威基伍甚至有一个必备的象征团结的贝雕大奖章，它雕有被链系住的奴隶，还有一句标语“难道我们不是手足兄弟”。
At Simon’s Medallion Fund, they gathered a team of mathematicians, astronomers, code breakers, and computer translation experts to find pattern clues in charts.
在西蒙斯的大奖章基金，他们成立了一个由数学家、天文学家、破译员和计算机翻译专家组成的团队，来挖掘线图中的模式线索。

To operate a yellow cab and solicit passengers on the street you need a medallion.
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Medallion and Bergeron also purchased the rights to Petty's name in perpetuity for Nascar-related deals.
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The pilot allows electronic applications ("apps") to be used by medallion taxis to accept electronic hails ("e-hails").
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(METAL DISC) a metal disc that is worn for decoration on a chain or string around the neck
(MEAT) a flat circular piece of meat without bones

A medallion is a round metal disc which some people wear as an ornament, especially on a chain around their neck.