价值20亿美元的B-2幽灵隐形轰炸机全速紧急起飞
·the b2's spirit bomber，the legendary stealth aircraft of the united states is known as one of the most advanced pieces of militar
bomber
经济学人每日一词：detonate
从词源上来看， detonate 一词逆构自名词 detonation （引爆、起爆、爆炸）或者由拉丁语detonare的过去分词detonatus进入英语而来，最早出现于1729年，用作动词表示“引爆、起爆、（使）爆炸”。