英语词汇International Prototype Kilogram简单造句、意思、用法及例句-英语例句辞典

单词	International Prototype Kilogram
例句	原声例句化学 Crash Course A hunk of platinum and iridium known as the International Prototype Kilogram or IPK. The IPK isn't just how much a kilogram weighs. 一大块铂和铱，称为国际原型千克或 IPK。 IPK 不仅仅是一公斤的重量。
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