Hydrocarbons as a solvent may be a possibility .

碳氢化合物或许可以作为一种溶剂。

The scientists analyzed the tissue samples for expression of cyp1a1 , an enzyme that metabolizes certain aromatic hydrocarbons .

科学家对采集的cyp1a1细胞色素进行了抽样分析，结果显示一种酶产生代谢变化，转化成特定的芳香烃。

Many species naturally make small amounts of hydrocarbons .

许多物种能自然地产生少量的烃类。

Even so , hydrocarbons make up only around 15 % of egypt 's gdp .

尽管这样，石油和天然气产业只占埃及gdp的15%。

Chinese companies have been on a buying spree , snapping up mineral and hydrocarbons resources around the world .

中国企业近来在海外大举投资，忙着在世界各地收购矿产和油气资源。