North and South poles 南北极 ; 地理极
the north and south poles 南北两极 ; 两极
south and north poles 南北极 ; 南北极冰盖
You've just made two smaller magnets each with their own North and South poles.
你仅仅是得到了两个拥有各自的两极的更小的磁体罢了。
Then, as the sky darkened, the stars became visible, the Earth’s spin making them trace their own circular paths about the north and south celestial poles.
随后,天色渐黑,星空依稀可见,地球的自转使得恒星在南天极和北天极沿着个子的轨道划下绚丽光环。
The most common impacts for the average person are the glowing auroras around the north and south poles, and the researchers said those could be visible this weekend.
对于普通人来说,肉眼可见的影响包括南北极频繁出现的极光,科学家认为极光出现的数量和时长将在本周末达到最大。
But in measuring distance, one degree shrinks from about one hundred nine kilometers at the equator to nothing at the north and south poles.
VOA: special.2010.07.14
By 1989,at age 33, he'd achieved that goal, becoming the first person to walk to both the North and South Poles.
VOA: standard.2009.12.10
Robert Swan says he is bringing to Copenhagen that same spirit that led him to the North and South Poles twenty years ago.
VOA: standard.2009.12.10
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