He's ignorant about modern technology.

他对现代科技一无所知。

It's marvellous what modern technology can do.

现代技术所能做的真是太了不起了。

He has a deep distrust of all modern technology.

他对所有现代技术都深表怀疑。

With the coming of modern technology, many jobs were lost.

随着现代技术的到来，许多工作岗位不复存在。

We still lag far behind many of our competitors in using modern technology.

我们在运用现代技术方面仍然远远落后于我们的许多竞争对手。