A flat disk of metal ready for stamping as a coin; a coin blank.

硬币坯，金属坯打上戳记后用做硬币的一种水平金属圆片；

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Shape it into a flat disk and wrap in plastic. Chill it for an hour.

把它放在平底盘中包上塑料膜冷却一个小时。

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Now, of course the smart choice would be to just take the flat unit disk.

当然了，最佳选择是用单位圆盘。

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Now, of course the smart choice would be to just take the flat unit disk.

当然了，最佳选择是用单位圆盘。

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