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单词 main belt
释义

Definition of main belt in English:

main belt

noun
Astronomy

  • The region of the solar system in which the majority of asteroids have their orbit, located between the orbits of Mars and Jupiter.

Origin

1960s; earliest use found in Frederick Ira Ordway (b. 1927).

Definition of main belt in US English:

main belt

noun
Astronomy

  • The region of the solar system in which the majority of asteroids have their orbit, located between the orbits of Mars and Jupiter.

Origin

1960s; earliest use found in Frederick Ira Ordway (b. 1927).
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更新时间：2025/6/18 15:50:56