为了反恐,美国国防部正大动“自然”防线的脑筋:即利用大自然中的一些特性预警生化武器袭击、探测炸药和监测生化污染的扩散程度。被列为研究对象的生物包括蟑螂、甲虫、蜘蛛、蠕虫、贝类、细菌,甚至野草。例如,有的科学家在研究用 In order to counter terrorism, the US Department of Defense is moving the brains of the “natural” defense: using nature to warn biochemical weapons attacks, detect explosives, and monitor the spread of biochemical pollution. The organisms listed as research objects include dragonflies, beetles, spiders, worms, shellfish, bacteria, and even weeds. For example, some scientists are using research