north-polar
基本解释
- adj.北极的
英汉例句
- In this paper we discuss the problem of taking time from Beijing to Detroit flying over the north polar regions.
讨论了飞机从北京到底特律沿不同航线飞行的时间问题 . - The scal of the North Polar Ice Cap in the month of September is only half the scal it am a mere 50 seasons ago.
北极冰盖在4月份的大小，只相当于50年前的一半。 - Visible also in the above images are the north polar cap of Mars, dark and light soil, clouds, and, in the early images, a global dust storm.
在上面的影像中还可以看到火星的北极冰帽，色彩深浅不一的土壤，云层，以及在早期相片中的出现的全球性沙尘暴。 - In this example showing the north polar region, a very recognizable Big Dipper, part of the modern constellation Ursa Major, lies along the bottom of the chart.
这幅图描绘的是北天极区域，清晰可辨的北斗七星位于这张星图的底部，现在它是大熊座的一部分。 - Two explanations are given from the angle of mathematics about "It saves nearly 4 hours across the North Polar Regions to North America form Beijing to Detroit" under the following two cases: (1) The earth is a globe; (2) The earth is an ellipsoid.
对“飞越北极 ;北京至底特律的飞行时间可节省 4小时”问题 ;从数学的角度分别给出了 :(1)地球是球体 ;(2 )地球是椭球体两种情况下的合理解释 .