1.
A star, especially Polaris, that is used as a point of reference.
用作指引的星，尤指北极星
2.
The arctic tundra is at the top of the world around the North Pole.
北极冻原是指北极点周边的地区, 是世界最高的地方。
3.
Magnetic minerals trapped inside ancient rocks have recorded hundreds of these so-called polarity reversals in the past500 million years.
在地磁反转后，指北针的指针会指向南极，而不再是冰冻的北极。
4.
Around a bar magnet, for example, the lines of force point from the north pole to the south.
例如，在磁铁棒周围的磁力线从北极指向南极。
5.
Either of the two stars in the Big Dipper that are aligned so as to point to Polaris.
指极星大熊星座中两颗连线后指向北极星的星中的任一颗
6.
( Compass needles point to the earth's north geographic pole because the dipole's south magnetic pole lies near it.
（北针的磁针之所以会指向地球的地理北极，就是因为上述偶极的磁南极正好在那附近。
7.
The Urban Spatial Polarization Based on Social Index in Northeast China;
基于社会指标的东北地区城市空间极化研究
8.
The Circulation Indices of Polar Vortex on 10hPa in Northern Hemisphere and Preliminary Analysis
北半球10hPa极地涡旋环流指数定义及分析
9.
Serving as a guide, as a polestar or a pole of the earth.
指示的；引导的用作导向的，如一颗北极星或地球的一极
10.
aurora Polaris
【地物】极光, 北极光
11.
Polar bears live in the North Pole.
北极熊居住在北极。
12.
at or near the north pole.
在北极的或北极附近的。
13.
true north (north according to the earth's axis,not magnetic north)
真北（以地轴北极为正北的,非磁极之北）.
14.
Mr de Montfried would steer himself to the Madeleine by the North Star.
德蒙特弗里得先生却是根据北极星指的方向决定去玛德兰的路线。
15.
About Tourist Development in Beilun District of Ningbo;
以“三个代表”重要思想为指导 积极推进北仑旅游事业的发展
16.
the regions north of the Arctic Circle centered on the North Pole.
北极圈以北的以北极为中心的区域。
17.
a line of latitude at the north or south poles.
围绕北极或南极的纬线。
18.
The South Pole is the antipode of the North Pole.
南极是北极的对蹠地。