短语词组短语polar outbreak [气象]寒潮;极地寒潮爆发;寒潮爆发periodic outbreak 周期性大发作;周期性猖獗outbreak n 战争The outbreak 爆发吧;爆发Emotional outbreak 情绪爆发Virus Outbreak 例如在病毒爆发insect outbreak 昆虫的大发生Outbreak Survivalist 劫后馀生Sporadic outbreak 点状爆发;散发 返回 outbreak