以上来源于: WordNet
N 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
Prisoners have been placed on lockdown to prevent further violence at the jail.
已对囚犯实行活动限制,以免狱中再出现暴力行为。
The lockdown affected 16 million people across the country.
封锁影响了全国1600万人。
The Italian government decided to put the whole country on lockdown after the number of cases (病例) in the country started increasing quickly, and people were suggested not leaving their home.
意大政府在病例激增以后决定进行全国封锁,建议人们不要走出家门。
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