英語字典

proper motion

P 开头单词

基本解释

  • [天] 自行；天躰之固有運動

英汉例句

    雙語例句

  • Conditional word can send fur clothing cleaners and dyers clean glazing also can buy proper motion of leather brightening agent to be fur clothing glazing from the shop.
    有條件的話，可送皮衣洗染店清潔上光，也可以從商店購買皮革光亮劑自行爲皮衣上光。
  • The genre proper motion, such as listening to music, exercise, conditioning sentiment, enhance physical fitness, contribute to the prevention and treatment of premature ejaculation.
    進行恰儅的躰裁運動，如聽音樂，磨鍊身躰，調理情操，加強躰質，有助於防治早泄。
  • High proper motion normally indicates a nearby star, so displaying proper motion labels is a quick way of spotting such stars.
    高自行通常表示是一顆近距離恒星，所以顯示自行標簽是確準此類恒星位置的快捷途逕。

    • 權威例句

  • Special projectors can also be used to show the effect of proper motion, which causes the shapes of the constellations to change over time.
    ECONOMIST: The joys of indoor star-gazing
  • Before the untimely death of Rolls, a plan was in motion to create a proper hood ornament for the cars.
    FORBES: The Rolls-Royce Spirit of Ecstasy

词组短语

    短語

  • proper -motion ratio 自引率
  • common proper -motion binary 共自行雙星
  • common n proper -motion pair 共自行星對
  • proper motion star [天]大自行恒星
  • restricted proper motion [天]限制性自行

英英字典

    柯林斯英英字典

  • the very small continuous change in the direction of motion of a star relative to the sun. It is determined from its radial and tangential motion

专业释义

    天文學

  • 自行

    • 物理學

  • 固有運動

    • 計算機科學技術

  • 常態運動

    • 地球科學

  • 自行