Why the controversy?

为什么有争论？

youdao

If the technique is so successful, why the controversy?

如果这个技术是如此成功，为什么还会有这些争论？

youdao

Science is exactly what we need more of when it comes to GM foods, which is why I was happy to see Nature devote a special series of articles to the GM food controversy.

在转基因食品方面，科学恰恰更为我们所需，所以我很高兴看到《自然》杂志专门发表了一系列关于转基因食品争议的文章。

youdao

But controversy still surrounds the question of why Soviet communism crumbled so quickly.

VOA: standard.2009.11.03