在南非两大出口商品——白金、黄金世界市场价格创纪录，最近反常的高水平资本流入的情况下，兰特币值的疲软令人迷惑不解。
The rand's weakness is something of a puzzle given record world market prices for South Africa's two largest exports-platinum and gold-and, until recently, abnormally high levels of capital inflows.
因此，今年的食物价格上涨确属反常。
That is why this year's price rise has been so extraordinary.
反常的是，供应给公立图书馆的电脑得价格比供应给私人的价格要高出很多，而且购买还不容易。
Perversely, computers are often more expensive for public libraries than for individuals, and harder to buy.
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