N-COUNT
（暴力活動、疾病等的）爆發(fā)，突然發(fā)生
If there is an outbreak of something unpleasant, such as violence or a disease, it suddenly starts to happen.
例句
The four-day festival ended a day early after an outbreak of violence involving hundreds of youths.
一場有數百名年輕人卷入的暴力活動發(fā)生后，為期4天的節(jié)慶活動被迫提前一天結束。
...the outbreak of war in the Middle East...
中東戰(zhàn)爭的爆發(fā)