They dislike the genetic modification of crops.

他们讨厌基因改良的作物。

Understand what is genetic modification of food.

认识甚么是基因改造食物。

Genetic modification played an important role in aquaculture.

遗传改良在水产养殖中具有重要的作用。

Hitherto, genetic modification has been the work of apprentices and journeymen.

过去，基因改造只是学徒或者佣工的活。

Like any technology, however, genetic modification could also be put to positive use.

但是，就像任何技术一样，基因改造也用积极的一面。