But it was just such a process of sedimentation of organic matter which, over millions of years, produced modern-day petroleum fields.
但正是这样一个有机物质的沉积过程,在数百万年的时间里,产生了现代的油田。
单词 | field petroleum |
例句 |
原声例句
经济学人(汇总) But it was just such a process of sedimentation of organic matter which, over millions of years, produced modern-day petroleum fields. 但正是这样一个有机物质的沉积过程,在数百万年的时间里,产生了现代的油田。 |
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