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。

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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。

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Foil no effort to fight some tough not skilled person to play the gold and less broken even, soft, and technical control is not good to go on a hammer may come to naught.

打箔没有一番过硬功夫不行，技术精湛者打出的金箔破碎少且均匀、柔软，而技术掌握不好一锤下去就可能前功尽弃。

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

ECONOMIST: A mighty crash

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

ECONOMIST: All our futures | The

And without a lessening of hostility across the world's most heavily fortified border, efforts to negotiate a peace treaty for the peninsula and to bribe North Korea into giving up its nuclear weapons ambitions may come to naught.

ECONOMIST: It��s good for the Koreas to talk