The diameter of Saturn's rings almost 250 000 km, while the thickness of the rings is less than one kilometer.
土星环的直径将近25万公里,而环的厚度小于一公里。
The nine eastern lowland departments, comprising about 54% of Colombia's area, have less than 3% of the population and a density of less than one person per square kilometer.
这九个东部低地部门,其中包括哥伦比亚约54%的面积,有不超过3%的人口和一个不到1平方公里(人密度每平方英里2人)。
The nine eastern lowland departments, comprising about 54% of Colombia's area, have less than 3% of the population and a density of less than one person per square kilometer.
这九个东部低地部门,其中包括哥伦比亚约54%的面积,有不超过3%的人口和一个不到1平方公里(人密度每平方英里2人)。
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