卫生官员警告西尼罗河病毒在加拿大蔓延,敦促采取预防措施防止蚊子被咬。 Health officials warn of West Nile virus spread in Canada, urge precautions to prevent mosquito bites.

在美国和安大略部分地区发现的西尼罗河病毒可能会传播到加拿大的更多地区。 The West Nile virus, found in the U.S. and parts of Ontario, could spread to more of Canada. 虽然加拿大尚未报告任何人类病例,但卫生官员建议采取预防措施,如修补屏幕和穿戴防护服,以防止蚊子被咬,因为蚊子会传染病毒。 Though no human cases are reported in Canada yet, health officials recommend precautions like fixing screens and wearing protective clothing to prevent mosquito bites, which can transmit the virus. 这种病毒对老年人和免疫系统薄弱者特别危险。 The virus is especially dangerous for the elderly and those with weak immune systems.