但遗憾的是，向后兼容性是个问题。

Unfortunately, backward compatibility is an issue.

youdao

做验证测试，电气和电磁兼容性测试，解决电气设计问题。

Do verification test, electrical and EMC test, solve electrical design issue.

youdao

听说有些主板的第一个pci插槽的兼容性有问题。

I heard some of the main board of the first PCI slot compatibility problems.

youdao

兼容性差是另外一个大问题。

Incompatibility is a big problem.

youdao

兼容性差是另外一个大问题。

Incompatibility is a big problem.

youdao