增强国内安全不但能让美国更强大，而且能在很大程度上使美国变得更好：研究、防范生化恐怖活动的工作能改善公众卫生状况；
Homeland security will make America, not only stronger, but in many ways better. Knowledge gained from bioterrorism research will improve public health?
增强国内安全不但能让美国更强大，而且能在很大程度上使美国变得更好：研究、防范生化恐怖活动的工作能改善公众卫生状况；
Homeland security will make America, not only stronger, but in many ways better. Knowledge gained from bioterrorism research will improve public health?
应用推荐