There is now unambiguousevidence that wherever genetically modified insect-resistant cotton and maize are grown, insecticide applications have been reduced-by up to 80%.
充分的证据表明,在种植抗虫转基因棉花和玉米的地区,杀虫剂的使用减少了80%。
2
Although no one observed those transformations, theindirect evidence is clear, unambiguous and compelling.
尽管没有人见证这些变化过程,间接的证据确是清楚、明确而有说服力的。
3
The evidence on the relationship between speed and casualties is unambiguous whichever way it is examined.