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AU是什么意思 AU怎么读

[ˌeɪ'juː] [ˌeɪ'juː] [ˌeɪ'juː] [ˌeɪ'juː]
abbr.天文单位(=Astronomical Unit);[物]埃(=angstrom unit)
AU的英文翻译是什么意思,词典释义与在线翻译
Noun:
  1. a soft yellow malleable ductile (trivalent and univalent) metallic element; occurs mainly as nuggets in rocks and alluvial deposits; does not react with most chemicals but is attacked by chlorine and aqua regia

  2. a unit of length used for distances within the solar system; equal to the mean distance between the Earth and the Sun (approximately 93 million miles or 150 million kilometers)

AU的相关资料
  • goldadj.金色的;金制的n.金币;金黄色;金牌;金子
  • AU的用法和样例
    1. It's my first week here so I'm not yet au fait with the system.
      我刚来不到一个星期,对这里的制度还不太熟悉。
    2. Au revoir, see you again next year!
      再见,明年见!
    3. We've got a German au pair for six months.
      我们找到了一个可以干六个月的德国换工。
    字母A开头的英文翻译
    字母A开头的缩写
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