耀久九英英词典

proper motion

P 开头单词

基本解释

  • [天] 自行；天体之固有运动

英汉例句

    双语例句

  • 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.
    有条件的话，可送皮衣洗染店清洁上光，也可以从商店购买皮革光亮剂自行为皮衣上光。
  • The genre proper motion, such as listening to music, exercise, conditioning sentiment, enhance physical fitness, contribute to the prevention and treatment of premature ejaculation.
    进行恰当的体裁运动，如听音乐，磨炼身体，调理情操，加强体质，有助于防治早泄。
  • 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颗近距离恒星，所以显示自行标签是确准此类恒星位置的快捷途径。

    • 权威例句

  • 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

    短语

  • proper -motion ratio 自引率
  • common proper -motion binary 共自行双星
  • common n proper -motion pair 共自行星对
  • 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

    天文学

  • 自行

    • 物理学

  • 固有运动

    • 计算机科学技术

  • 常态运动

    • 地球科学

  • 自行