Really, though, what makes the Kindle so successful isn’t what Amazon added to it; it’s what Amazon subtracted: size, weight and price.

那么，说到底，金读缘何如此成功并非亚马逊为它添加的卖点，而是亚马逊缩减的部分：尺寸、重量和价格。

youdao

A book may have weight, price, and construction materials as well as information content.

图书可能具有重量、价格和制作材料以及信息内容等属性。

youdao

If a share rises in price, its index weight increases.

如果一个股票价格升高，它在指数中的权重升高。

youdao

Even the mighty Nikkei 225 is a price weight index.

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