lock chamber gate

例句：

1. 1.The security guard locked the door to keepthe intruders out.
   保安把门锁上，不让入侵者进来。
2. 2. The engineers were busy working on the lock chambergate system.
   工程师们忙于研究锁室门系统。
3. 3. The new security measures will ensure thatonly authorized personnel can access the lock chambergate.
   新的安全措施将确保只有授权人员才能进入锁室门。