生物化学武器chemical and biological weapon

• 纽约警方目前正在研究应对生化武器或核武器袭击。

  The New York Police Department is currently studying how to respond to a chemical and biological weapon or nuclear weapon attack.

• 二战结束后，美国在波多黎各维克斯岛的海军基地进行过生化武器的测试。

  After World War II, the US tested chemical and biological weapons at its military base on Vieques Island, Puerto Rico.