单词	polycyclic
释义	pol·y·cyc·lic (pŏl′ĭ-sĭklĭk, -sīklĭk) adj. Having two or more atomic rings in a molecule.
随便看	Falkland Islands Falkner Falkner fall Falla fallacious fallaciously fallaciousness fallacy fall afoul fallal fallalery fall apart fall away fall back fallback fall back on fall back on/upon fall back upon fall behind fall between (the) two stools fall between the two stools fall between two stools fallboard fall by the wayside

英语词典包含135693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。