solar wind

柯林斯詞典

solar wind /w?nd/

• 1. N the constant stream of charged particles, esp protons and electrons, emitted by the sun at high velocities, its density and speed varying during periods of solar activity. It interacts with the earth's magnetic field, some of the particles being trapped by the magnetic lines of force, and causes auroral displays 太陽風(fēng)→see also Van Allen belt , magnetosphere

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