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单词 free space
释义

Definition of free space in English:

free space

noun
mass nounPhysics
  • Space unoccupied by matter or, more particularly, containing no electromagnetic or gravitational field and used as a reference.

    〔物理〕自由空间

    Example sentencesExamples
    • So they're essentially sitting in free space inside a vacuum chamber.
    • Radiation from free space is a negligible additional contribution so is not included.
    • Photons in free space act almost exclusively as waves.
    Synonyms
    space
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更新时间:2025/6/19 10:09:57