Prices fluctuate, in response to harvests, natural disasters and politicalinstability; and when they rise, it takes some time before new sources of supply become available.
价格会随着收成、自然灾害和政治不稳定而波动;当价格上涨时,需要一段时间才能找到新的供应来源。
2
We see politicalinstability first because we go down as far as we can into the market.
由于我们深入非洲市场,因此我们能够最先发现动荡的发生。
3
Traders in at least 12 sub-Saharan African countries hoarded food, and soaring maize and rice prices were leading to politicalinstability.