如何使用 "extract" 造句

1. They may prove easier to extract than the oil .
也许到头来这些矿产比石油更容易提取。
2. High oil prices have made it economical to extract .
高油价也使得此类天然气的开采具有了经济性。
3. Shi treated the leukemia cells with a commercially available grape seed extract in different doses .
石祥林利用通过商业渠道可以买到的一种葡萄籽提取物,使用不同的剂量来对付白血病细胞。
4. Collection agencies and the record labels they represent have long struggled to extract royalties from radio stations .
费用代收机构和他们代理的唱片公司早就努力向广播电台抽取版税。
5. How can you extract this information and sell it ?
你如何能够提炼这种信息并出售它?