基本解释[军事学]空袭警报英汉例句双语例句NARRATOR: Air-raid sirens sound the alert. German bombers will pound another British city tonight .旁白:空袭警报听起来令人警觉。德国轰炸机今晚将轰炸另一个英国城市。vip.book.sina.com.cnair-raid alert更多例句专业释义军事学空袭警报