The later models in a family are typically backwards-compatible with the ones that came before.

在一个族中，稍后的产品典型地向后兼容在它以前生产的产品。

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One final note: The new focus model is not completely backwards-compatible with current versions, so existing applications will need to be thoroughly tested.

最后一点：新的焦点模型与当前各个版本不是完全向后兼容的，所以现有的应用程序将需要彻底的测试。

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But it also introduces a new problem in that it is not backwards compatible with Windows XP.

但是，同时它也引入了一个新的问题，那就是不能对Windows XP向后兼容。

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The drive is backwards-compatible and will work with all USB 2.0 enabled computers and notebooks, as well as forthcoming USB 3.0 models.

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The performance of SDHC UHS-I memory card is optimized when paired with a UHS-I device, although the card is backwards compatible with Class 4, 6 and 10 equipment.

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