No one nation can afford to build a machine this large, apart from maybe China, because they can mobilize huge amounts of resources, manpower and money to build machines like this.
没有哪个国家能够 单独建造如此大的机器， 也可能中国是个例外， 因为他们能够动员大量的资源， 劳动力和资金来建造这个。