But the protesters want to know just how their food is being re- engineered.

但抗议者想知道他们的食物如何被重新改造。

Youngsoo Lee is a food engineer at the University of Illinois Urbana-Champaign.

伊利诺斯州厄巴纳大学香槟分校食品工程师李英秀说。

But now companies have genetically engineered food to include more fats and salts than ever before in order to make us desire it even more.

但是现在许多公司有转基因食品，使其比以往含有更多脂肪和盐分让人更想吃。