oil self sufficiency的意思|示意

Its oil market is now the second largest in the world – 40 per cent larger than Japan's – and it has gone in less than 15 years from self sufficiency to importing half its total supply.

目前，中国是世界第二大石油市场，规模较日本高出40%。 在不到15年的时间里，中国已经从一个石油自给自足的国家，转变为一个全部供应的半数需要进口的国家。

Blessed with sunshine, watered by huge rivers and close to self-sufficiency in oil, Brazil's energy potential is indeed enormous.

上天赋予的灿烂阳光、壮观大河提供的充足水源，以及几近自给自足的石油，这些确实都令巴西的能源潜力巨大。

Steven Stone: They're saying, well, if I do have for example limited ability to purchase oil, what can I do to increase my self-sufficiency?

史蒂芬·斯特恩：这些非洲国家在反思：既然我们不具备购买石油的能力，那怎样做才能加强国内自给自足的能力呢？