magnetosphere
/mag-nee-tuh-sfeer/US // mægˈni təˌsfɪər //UK // (mæɡˈniːtəʊˌsfɪə) //
磁气圈,磁气层,磁层,磁气团
Definitions
n.名词 noun
- 1
Astronomy.
- : the outer region of the earth's ionosphere, where the earth's magnetic field controls the motion of charged particles, as in the Van Allen belts.Compare magnetopause.
- : such a region of another planet: Jupiter's magnetosphere.
Examples
We needed a moon for tidal action, plate tectonics, magnetosphere, and these are just rare in the universe.
Future satellite observations could confirm whether electrons from the magnetosphere are pouring into the atmosphere in the region of a STEVE picket fence, he says.
Those night lights are instead generated by electrons raining down on the atmosphere from inside the magnetosphere.
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