The frisbee is a light plastic disc, shaped like a plate, thrown between players in a game.

飞盘是一种碟形塑料盘，供游戏者互相抛扔玩耍。

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Floppy disc: Small flexible plastic disc widely used for magnetic storage of information on micro computers.

软碟：小型软性胶碟，多用于微电脑中作贮存信息用。

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Our grandchildren will find it hilarious that people, when they wanted to watch a movie at home, used to get in a “car” and drive to a “building” to rent a plastic “disc” that had to be “returned.”

也许多年后，我们的孙子孙女会觉得我们现在的生活是多么的滑稽：当我们想要在家看一部电影时，我们要先坐进一辆“车子”里，然后开到一幢“建筑”里，再租用一张塑料的“碟子”，最后还得将这张“碟子”“归还”。

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Laser disc players use lasers to accurately read or write marks on a reflective,coated plastic disc.

VOA: special.2010.09.01

This ceramic substrate will not react with oxygen or moisture and is not damaged by temperatures that would significantly warp a conventional plastic optical disc.

FORBES: Storing Information for a Thousand Years

Each disc is covered in a transparent plastic coating (either blue, green, yellow or red) which lets daylight filter through.

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Recently a company from Utah called Millenniata has introduced an optical disc technology utilizing a disc in which the data is etched (or engraved) into a ceramic substrate rather than stamped on plastic like conventional optical discs.

FORBES: Storing Information for a Thousand Years