Backward-compatible changes to service input.

服务输入的向后兼容改变。

youdao

Backward-compatible changes to service output.

服务输出的向后兼容改变。

youdao

I can only think of one backward-compatible change to output: type restriction.

我认为只有一个对输出的向后兼容改变：类型约束。

youdao

While both Opteron and Itanium ran newer 64-bit software, AMD's chip was also backward-compatible, enabling it to run software written for older 32-bit processors.

FORBES

And all of a sudden your relatively old refrigerator or air conditioner doesn't work because the new operating system isn't backward-compatible with the systems in these devices.

CNN: Home, sweet networked home

The Aircell Smartphone will be backward-compatible with all Aircell Axxess communications systems currently in production, and available as a drop-in replacement for the company's prolific Aircell Axxess flush-mount handset.

ENGADGET: Aircell announces world's first 'airborne smartphone'