The first three positions were filled by medical inventions or discoveries, the X-ray machine being followed by the discoveries of penicillin and the DNA double helix structure.

  • 排在榜单三甲位置的发明都是医学领域的重大发明或发现。紧随X光机之后的是盘尼西林(青霉素)的发明,以及DNA双螺旋结构的发现。

  • 互联网摘选 2025-01-20 12:59:47

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句