Last month, researchers in Canada predicted that temperature increases there will spread insects like ticks and musquitoes farther north. These insects can carry disease.

• 上个月；加拿大的研究人员预测气温的升高将会使壁虱和蚊子一类的昆虫扩散到北方更远的地区.；这些昆虫会传播疾病