• 2022-06-03
    The difficulty of e-commerce security lies in .
    A: it is a game between " While the devil climbs a foot, the priest climbs ten " and " While the priest climbs a foot, the devil climbs ten "
    B: security measures and user experience are always a difficult contradiction to solve
    C: it is difficult to achieve the best match between technical means and management level
    D: the balance between security and ease of use
  • D

    内容

    • 0

      The police caught him ______ over the wall of the factory. A: climbing B: climbed C: climb D: climbs

    • 1

      ______ means the level for which further specific protective security measures shall be maintained for a limited period of time when a security incident is probable or imminent, although it may not be possible to identify the specific target.

    • 2

      () to (), sometimes it is very difficult () the difference between A: B B: technical English (fromeverydayEnglish).<br/>D

    • 3

      Did you see the ______ between the twin sisters? A: different B: difference C: Difficult D: Difficulty

    • 4

      中国大学MOOC: 3)This feeling of strangeness and confusion climbs up to a climax when Rip begins to wonder about his _______.