outbreaks

例句:

• The recent outbreaks of cholera are a timely reminder that this disease is still a serious health hazard.
  最近霍乱的爆发及时提醒了人们该疾病仍然会严重危害健康。
  
• In the northern states fumigation is needed only after insect outbreaks occur.
  在北部各州,只在虫害发生后才进行熏蒸.
  
• The conditions under which field outbreaks take place are fairly defined.
  在野外情况下的发病已充分肯定.
  
• Dufka says the outbreaks may also have political roots.
  来自VOA
• For details of the new outbreaks visit OIE online.
  来自VOA
• So they weren't in Libya when these outbreaks started.
  来自SA