这个地区虽然属于城市的边缘，但却是总统大选的关键。
Although this area is on the fringe of the city, it is the key to the presidential election.
他们发现家族特质是说明为什么某些鸟类能在欧洲城市立足的关键。
They have found that family traits are key to identifying why certain birds thrive in European cities.
科学家们研究第一次表明，大脑的尺寸对鸟类来说是在城市生存的关键因素。
The research is the first time that scientists have shown that the size of the brain is a key part of city life for avians.
应用推荐