Once self-sufficient, he says, Albazino’s 300-odd Cossack descendants can take over border duties from the federal guards. Next summer even a new fort is going up, exactly like the old.

当他们自给自足了的时候，他说，300个出头的哥萨克继承人可以接替联邦守卫来守卫边疆，下一个夏天甚至会出现一个新的要塞，和曾经的那个，完全一样。

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Once completed, it is designed to be 85% self-sufficient in energy.

建成后，它的能源自给自足率能达到85%。

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It turned a country that was once self-sufficient into an oil importer.

这使一个曾经自给自足的国家变成了一个石油进口国。

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Once self-sufficient in oil, it has been a net importer since 1993 and today faces a widening oil deficit as demand outstrips supply.

CNN: THE BIG OIL SHOCK

In a generation or two, the Zulus were farmers and herders no more, no longer proudly self-sufficient, and their families, once the very soul of their tribe, quickly began to crumble.

NPR: One Boy's Heroism in the Face of AIDS

Indonesia, self-sufficient in rice a decade ago, will once again be the world's biggest importer this year.

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