A single red kite unit can continuously image an entire city size area in medium resolution.

单个红鸢单元可以以中等分辨率连续成像整个城市大小的区域。

Second, regardless of city size, housing has become more affordable over the past four years throughout China.

第二，不考虑城市的规模的情况下，纵观全国，过去四年中人们更加能负担得起住宅费用。

With a total area of 3,750 square kilometers, it is about the size of three city's size of Los Angeles.

总面积3750平方千米大约相当于三个洛杉矶的大小。

" We found that these landfills, which are relatively small compared to city sizes, are responsible for a large fraction of total emissions from a given area, " he said.

“我们发现，虽然这些垃圾填埋场相对于城市规模来说比较小，但它们在特定区域的总排放量中却占了很大一部分。”