What is indispensable to a truly human existence ?
人类真正的存在有什么是不可或缺的？
Obama is indispensable to the new doctrine .
奥巴马是新主义不可缺少的人物。
A library is indispensable to a college .
大学里图书馆是必不可少的。
Health is indispensable to everyone .
健康是人人所必要的。
American revolutionaries accepted the idea of civic virtue as indispensable to their own republic but tied it to property ownership not military service .
美国革命者们接受了公民道德对共和国必不可少的观点，但却将它与财产所有权而不是军事服务联系在一起。
Air is indispensable to life .
空气是生命中不可或缺的。
Electronic journals have become indispensable to have .
电子期刊已成为不可或缺的资源。
With proper funding however this tool could become indispensable to the newly blind .
然而如果价格合适，它将成为新近失明者不可缺少的工具。
Indeed in every case tolerance was indispensable to the achievement of hegemony .
实际上，在所有事例中，宽容是实现霸权不可或缺的因素。
Washington -- even as they depict a massive stimulus package as indispensable to turning the economy around u.s. democratic leaders are aggressively lowering expectations that the package will yield dramatic accomplishments quickly .