preempts; preempted; preempting
preempts; preempted; preempting
Learner's definition of PREEMPT
[+ object]
1
formal : to prevent (something) from happening预先制止;防止 2
formal : to take the place of (something)取代;替代 3
US : to be shown instead of (another television program)取代(其他电视节目) — preemption
/priˈɛmpʃən/ noun, plural preemptions