unrefined oil

基本解释

When heated to a moderate frying temperature of 350 degrees, only the unrefined sesame oil had a distinctive flavor.
在油煎的中等温度350度时，只有非精制的芝麻油有别样的味道。
A containment pond holds tar sands tailings, consisting of a mixture of sand, water, and toxic chemicals that remain after the unrefined oil products have been extracted.
图为污水池里的油砂残渣，其中混有沙子、污水以及萃取未精炼的石油产品后所残留的有毒化学物质。
Africa is mostly exporting oil and other unrefined natural resources, in return for cheap manufactured goods like perfume, clothes and computers.
非洲主要靠出口石油和其他未经提炼的自然资源换取诸如香水、服装和电脑等价格低廉的工业制成品。

For now, China has to blend Venezuela's oil with lighter crudes or sell it unrefined.
FORBES: Energy Outlook 2009