Originally: the carbonaceous material in oil shale that gives rise to crude oil on distillation. In later use extended to denote any organic…
| 单词 | θ5632 |
| 释义 | the world > the earth > structure of the earth > constituent materials > rock > sedimentary rock > [noun] > kerogen (1) kerogen1906 Originally: the carbonaceous material in oil shale that gives rise to crude oil on distillation. In later use extended to denote any organic… |
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英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。