求翻译：　　从长期看，库存是供给和需求之间的一个缓冲，有助于稳定油价. 低油价时增加石油库存，会推动油价上涨. 高油价时抛出石油库存，会引起油价下跌。但从短期看，石油库存又对市场油价波动起到了推波助澜的作用。因为石油库存往往是在油价看涨时购进，短期内将推动油价加剧上升；在油价看跌时抛出，短期内又会推动油价加剧下跌。是什么意思？

The long term, the stock is a buffer between supply and demand to help stabilize oil prices. Increase in oil inventories, low oil prices will push oil prices. Throw oil inventories high oil prices will cause the drop in oil prices . However, short term, oil stock market fluctuation in oil prices pla

In the long term, the inventory is between supply and demand of a buffer, and help to stabilize oil prices, low oil prices, increased oil inventory, will be promoting high-rise in oil prices, oil prices oil stock thrown, it will cause oil prices to drop. But in the short-term, oil stocks and oil pri

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Long term, stocks are a buffer between supply and demand, help to stabilize oil prices. Low oil prices increase when oil stocks, will push the price of oil rises. Thrown oil stocks of high oil prices, caused by falling oil prices. But in the short term, oil stocks and market volatility has played an

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