Research Lockdown研究锁定
Alien Lockdown异形X
Laboratory Lockdown逃出锁定的实验室
IIS Lockdown小工具
technological lockdown技术禁闭
Cat Lockdown硬摇滚
lockdown screw锁紧螺丝
Love Lockdown锁上爱情;爱锁定;但这张专辑的;唱片名
N（名词） a security measure in which those inside a building such as a prison, school, or hospital are required to remain confined in it for a time 防范禁闭(期) [美国英语]
many schools remained under lockdown yesterday