This change is not backward compatible.

这个变更不是向后兼容的。

youdao

Is USB 3.0 backward compatible with earlier USB standards?

USB 3.0向前与旧版本usb标准兼容么？

youdao

But this isn't backward compatible with the original schema.

但是，不能向后兼容原始模式。

youdao

Both of these advances are expected to be backward compatible to the current USB and Thunderbolt products.

FORBES: Faster Cables and Your Cloud: Some Highlights from the 2013 Storage Visions and CES Conferences

Uhrman assured us that "all the games will be backward compatible" going forward.

ENGADGET

Iomega's new USB 3.0 portable hard drives are completely backward compatible with personal computers and other devices that only have USB 2.0 ports.

ENGADGET: Iomega pushes ahead with USB 3.0 transition, promises to keep drives at USB 2.0 prices