deactivate
verb [ T ] uk/ˌdiˈæk.tɪ.veɪt/ us/ˌdiˈæk.tɪ.veɪt/
使无效,使失效
to cause something to be no longer active or effective
All chemical weapons facilities will be deactivated. 所有化学武器设施都将进行处理使其失效。
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