autarky
noun [ U ] finance & economics, politics specialized (also autarchy) uk/ˈɔː.tɑː.ki/ us/ˈɑː.tɑːr.ki/
经济上的自给自足;经济自立（政策）
economic independence
In practice Germany under Hitler never achieved autarky and depended on the import of oil. 实际上，希特勒统治下的德国从来没有实现过自给自足，在石油方面依赖进口。
Synonym: self-sufficiency