平方千米的英文怎么写

square kilometre 平方千米；

例句

For shooting to go ahead, the density of birds must exceed 200 grouse per square kilometre.

为了狩猎的需要，这种鸟类的每平方千米种群密度必须超过200只。

A landscape with an average of 45 people per square kilometre is ideal for sparking wildfires.

人口密度为45人每平方公里的风景区最容易发生森林火灾。

Yet with around 7, 000 people per square kilometre, Singapore is the third most densely populated country in the world.

然而新加坡是世界上人口最稠密的国家之一，人口密度位居世界第三，每平方公里达7000人之多。

The UN Environment Programme reckoned in 2006 that every square kilometre of sea held nearly 18, 000 pieces of floating plastic.

2006年联合国环境规划署估算，每平方公里海洋含有差不多18000片漂浮的塑料。

The latest report claimed that there were approximately 24 tigers in the 974-square-kilometre reserve.

最近的`报告声称在保护区974平方公里的土地上有大约24只老虎。