preliminary locking

英 美
  • 初步锁闭
  • locking n.锁定动词lock的现在分词形式.
  • preliminary adj.初步的;预备的;开始的n.初步行动;准备;初步措施
    1. The car has power steering and a central locking system.
      汽车有动力转向和中枢锁闭系统。
    2. The locking snaphook provides the best protection against rollout of the lanyard.
      锁闭式挂钩为防止安全绳脱离提供了最佳的保障。