他们很可能在大脑的某些区域拥有大量的白质和灰质。
They are likely to come with larger volumes of white and grey matter in certain areas of the brain.
研究表明，空气污染对大脑中的白质有很大影响，但对灰质没有影响。
Studies have shown that air pollution has a great effect on the white matter in the brain, but not the grey matter.
研究结果表明，长期暴露在绿色环境中与大脑的白质和灰质体积呈正相关。
The findings show that long term exposure to greenness is positively associated with white and grey matter volumes in several parts of the brain.
这些部位的白质和灰质体积更大，可能会改善工作记忆，减少注意力不集中。
Larger volumes of white and grey matter in those parts might lead to better working memory and less inattentiveness.
白质更多的是与一个人的语言技能有关，而灰质则与我们解决数学问题的能力有关。
White matter is more connected with a person's language skills, while grey matter is connected to our ability to solve math problems.
在巴西脊髓灰质炎实际上已经根除。
糖衣脊髓灰质炎疫苗逐渐在中国得到普及。
Gradually, the sugar-coated polio vaccine was made available in China.
1957年，顾被叫去领导脊髓灰质炎的研究。
1955年，脊髓灰质炎在江苏省南通市爆发。
他们成为中国第一批尝试脊髓灰质炎疫苗的人。
They became the first group of people in China to try a polio vaccine.
顾说：“那时候，预防脊髓灰质炎的唯一办法就是发明疫苗。”
"At that time the only way to prevent polio was to invent a vaccine," said Gu.
1959年，顾成功研制出第一种脊髓灰质炎活疫苗。
In 1959 Gu succeeded in developing the first polio live vaccine.
8个月后，他因其脊髓灰质炎的研究获得了国家荣誉称号“人民科学家”。
Eight months later, he received a national honorary-title 'the People's Scientist" for his polio research.
2000年，世界卫生组织（WHO）宣布中国已成为一个没有脊髓灰质炎的国家。
In 2000, the World Health Organization (WHO) announced that China was already a polio-free country.
1960年，一些脊髓灰质炎疫苗被病毒污染。
大脑外层叫做皮质(也称“灰质”)。
The outer layer of the cerebrum is called the cortex (also known as "gray matter").
灰质是由神经细胞体构成。
今年有可能终止脊髓灰质炎的传播。
社会奖励与灰质：为什么它们有关？
而且，灰质越多，头脑越灵活。
我们有根除脊髓灰质炎的明确职权。
限制热量摄入似乎还可以延缓大脑灰质的损失。
Calorie restriction also appeared to slow the loss of gray matter in the brain.
该委员会在欧洲区域监测脊髓灰质炎。
当然，我们必定也将根除脊髓灰质炎。
其中最重要的是根除脊髓灰质炎的运动。
我指的是根除脊髓灰质炎。
脊髓灰质炎现已几乎根除。
目前没有治愈脊髓灰质炎的方法，只能预防。
各国的广大地区去年未报告脊髓灰质炎病例。
脊髓灰质炎还存在吗？
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