环境保护和生态平衡越来越受到人们的重视。大熊猫需要保护,毒蛇猛兽也要保护,那么这些六条腿的昆虫呢? 新世纪的第一天,一群小学生在电视节目中畅谈关于新世纪的话题,有一位同学提出要发明一种机器,把世界上的害虫全消灭,主持人高兴地说:“太好了!”可事情真是这样吗? Environmental protection and ecological balance have attracted more and more attention. Giant pandas need protection, but poisonous snakes and beasts must be protected. Then these six-legged insects? On the first day of the new century, a group of primary school students talked about topics of the new century in television programs. One of his classmates proposed to invent a kind of machine. The pests in the world were completely destroyed. The host said happily: “Great!” Is this really the case?