This is a body of knowledge, method, skill and principle that we threw in the garbage after World War II and decided we don't need that anymore; we're not going to use it.
这是一个集知识、方法、技能、原则为一体的整体， 而二战之后，我们把它打入了冷宫 决定我们再也不需要它了，我们不会再用到它