If the computer screen appeared the portraits of my descendants, it is really a face-to-face happy, but the missing and imagining to the pain and joy, will subsequently come to naught.

如果，电脑屏幕上出现了儿孙们的肖像，那固然有瞬间面对面的快乐，但是思念与想象之苦与乐，便会随之化为泡影。

youdao

By comparison, getting a conventional internal-combustion engine to burn hydrogen instead of petrol is relatively easy.Even so, such efforts have also come to naught.

相比之下(这里应该是指相比于制造氢燃料电池)，将传统内燃机由烧油改为烧氢气要容易一些。即使是这种尝试也没有结果。

youdao

As happened in that boom, most of these ideas will come to naught.

就像那次热潮一样，这些思想大都一事无成。

youdao

But his boldness will come to naught if it is not followed up by efficient execution.

ECONOMIST: George Bush

Until now, attempts to set up this sort of collaboration have come to naught.

ECONOMIST: All our futures | The

The rush to increase profits has come to naught and in many cases led to financial disaster.

ECONOMIST: A mighty crash