翻译
  • 简明词典
  • 柯林斯词典
  • AI释义
  • AI解词
  • 牛津词典
  • NRA

    • 英 [ˌen ɑ:(r) ˈeɪ]
    • 美 [ˌenɑr'eɪ]

    释义

    • abbr.
      National Register of Archives <英>国家档案登记处

    大小写变形:nra

  • 实用场景例句

    • 全部

    The NRA had a great night.

    全国步枪协会那天晚上获得了大丰收.

    互联网

    A two years study indicated that nitrate reductase activity ( NRA ) in vivo sharply decreased after harvest.

    两年的试验结果表明,深色晾烟采收晾制后,体内硝酸还原 酶 活性剧烈下降.

    互联网

    The performance of Nitrate Reductase Activity ( NRA ) in plant leaf reflects the status of nitrogen metabolism.

    硝酸还原 酶 活性高低可反映植株营养状况和氮素代谢水平.

    互联网

    And have prepared crystal nano - silicon particles with the diameter ranging from 30 to 50 nra.

    利用该设备制备了直径30~50nm的晶态纳米硅颗粒.

    互联网

    收起实用场景例句
  • 英英释义

    Noun

    • 1. a powerful lobby that advocates the right to own and bear arms and rejects any gun regulation by the government
    收起英英释义
  • 行业词典

    • 体育

      国家步枪协会