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。
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。
And unlike UTF-16 and UTF-32, it is backwards-compatible with ASCII, meaning UTF-8 is increasingly becoming the default encoding system fore-mail and websites.
不像的UTF - 16和UTF - 32，它是向后兼容的ASCII，这意味着使用UTF - 8是日益成为默认的编码系统的电子邮件和网站。
The technology will be backwards compatible, allowing old devices to communicate with new ones, so there's no reason for it not take off in the upcoming years.
蓝牙3.0还将实现向后兼容，允许旧版本的设备与新版本设备通信，所以很明显未来几年蓝牙3.0技术将得到大量应用。
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WindowsXP向后兼容。
IPv6 is backwards compatible with IPv4 so that different networks or hardware manufacturers can choose to upgrade at different times without disrupting the current flow of data on the Internet.
向后兼容IPv 6可以向后兼容IPv4，所以不同的网络或硬件制造商可以在不同的时间升级而不会破坏互联网上的当前流量数据。
But that's not all, a new Wi-Fi Direct device will be backwards compatible with any previously released Wi-Fi Certified gadget you have.
但这不是全部，新的Wi -FiDirect设备将向后兼容你拥有的以前发布的Wi - Fi认证设备。
Then the plan is for WPS 6.1 to be built on WAS 6.1 with this feature pack, but still be backwards compatible with WPS 6.0.x and its earlier, more proprietary implementations of SCA and SDO.
接下来的计划是为了使WPS 6.1能在WAS 6.1上使用这个特性包进行构建，而且依旧向后兼容WPS 6.0.x及其更早版本，为更多的SCA和SDO专有实现提供兼容。
Unlike XHTML 1, XHTML 2 wasn't going to be backwards compatible with existing web content or even previous versions of HTML.
与XHTML1不一样，XHTML2与既有的Web内容都不兼容，甚至就连以前版本的HTML都不兼容。
The track light portfolio includes one and two-circuit track heads with dimming capability and is backwards compatible with other track systems.
轨道灯系列产品包括调光功能之一，双回路轨道灯，并与其它轨道系统向后兼容。
Cortina's integrated 10g EPON device enables system upgrades to 10g while remaining backwards compatible with existing 1g deployments.
采用科缔纳10GEPON产品，系统可升级至10g，并向下兼容已经部署的1g设备。
Cortina's integrated 10g EPON device enables system upgrades to 10g while remaining backwards compatible with existing 1g deployments.
采用科缔纳10GEPON产品，系统可升级至10g，并向下兼容已经部署的1g设备。
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