提起苍蝇,人们都会有一种厌恶的心理,总会和脏、传染病联系在一起。就是摊上了吃亏倒霉的事儿,也会拿“吃了苍蝇”来形容,而如果告诉您,在您吃过的佳肴中有一只苍蝇,那么您大概真会把吃的东西都呕吐出来。总之,您绝不会把苍蝇和美好的词语联系在一起。可是,您知道,这令人讨厌的家伙对航空航天科学技术的发展立下过“奇功”吗? 一只小小的苍蝇,一口气可以飞好几个 Flies, people will have a disgusting psychology, always associated with dirty, infectious diseases. It’s just a matter of letting go of a bad luck, and a “flies to eat.” If you tell me that there is a fly in the food you’ve eaten, you’re probably going to vomit come out. In short, you will never associate flies with beautiful words. But you know, this nasty guy has set a “fantastic power” in the development of aerospace science and technology? A tiny fly that can fly several times in one go