1·The findings correlate with analysis last year by the National Wildlife Federation that found ragweed growth rates and pollen counts increased with global warming.
这些发现是基于去年国家野生动物联合会豚草的生长速度和花粉数量随着全球变暖增加的分析得出的。
2·The third resembles one of the most rampant allergens of them all, a ragweed protein that causes hay fever.
第三个与造成花粉过敏的豚草蛋白类似，该蛋白可说是过敏原里最厉害的一个了。
3·Whether the trigger is pollen or ragweed, suffering during allergy season is no fun.
不管让你过敏的是花粉或者豚草，在过敏季节要经受的煎熬滋味可一点也不好。
4·At six to seven years old more than half of the children were evaluated for their sensitivity to common allergens such as dust mites, ragweed and cats.
到6至7岁时，这835名儿童中，过半的人都有各种各样的过敏症，对常见的过敏原如尘螨，豚草和猫等产生过敏。
5·For 75 percent of those 35 million, ragweed is the primary allergen, he added.
对于这35,000,000人的75%来说，豚草是首要过敏原，他补充道。