单词:magnetic poles
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说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 kneel [ ni:l ] She knelt to pray. v. 跪
BBC Learning English Weekender Poles in the media Callum:Hello, I'm Callum Robertson and this is Weekender. One of the largest groups of new migrants to Britain are Poles. In 2004 Poland entered the European Union which gave Polish people much great
ARI SHAPIRO, HOST: There are cyclones at the poles of Jupiter. That's one of the surprises that NASA is reporting today. The space agency's Juno probe has been orbiting the gas giant since last summer. It's completed six revolutions of the planet so
Earth's magnetic field has reversed thousands of times since its formation 4.5 billion years ago. And scientists now believe that the next reversal is imminent. The race is on to predicting exactly when it will occur. In 2010, the European Space Agen
Glatsmire's model shows that the magnetic poles swap places spontaneously due to / complex processes within the core. We were used to the idea that a compass points somewhere near the North Pole and hence we can use it for navigation, but there are p
That explained where all the sediment went. It was being returned to the bowels of the Earth. It also explained why ocean floors everywhere were so comparatively youthful. None had ever been found to be older than about 175 million years, which was a