弾道弾

(1)a weapon that is forcibly thrown or projected at a targets but is not self-propelled

(2)強制的に放り投げられる、目標に照準を合わせられるが、自動推進式でない武器

(3)a missile that is guided in the first part of its flight but falls freely as it approaches target

(4)最初は飛行計画で動くが目標に近づくと自由に落下するミサイル