One is for upgrading to two-day shipping (which carries purchasing along), and the other is for adding the item to the user's shopping cart.

一个按钮用于升级到两天送达(其中包含了购买过程)，另一个用于向用户的购物车添加商品。

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You will have a choice of standard, two-day or one-day shipping.

你可以选择标准送货、两天或者一天送货方式。

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At least two key factors have prevented Apple from shipping a white version of the newest iPhone on Day one and even still on Day 251, Apple employees said.

苹果的雇员们说，至少有两个关键因素让苹果不能在第一天，甚至到了第251天仍然不能出售白色版的最新款iPhone。

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The free two-day shipping is a terrible temptation for impulse buyers, however, as Amazon is only too aware.

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Instead of one- or two-day shipping, items arrive in five to 10 days.

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There's no indication that free two-day shipping or streaming video will be coming to Russia anytime soon, but the ereader market seems as good a place as any to start a quest for dominance.

ENGADGET