单词	pyrene
释义	pyrene 1 of 2 noun (1) py·​rene ˈpīˌrēn plural -s : the stone of a drupelet (as in the fruit of the huckleberry) broadly : a small hard nutlet pyrene 2 of 2 noun (2) py·​rene ˈpīˌrēn plural -s : a pale yellow crystalline hydrocarbon C16H10 that fluoresces blue in solution, that is obtained from coal-tar distillation, from petroleum cracking, and from stupp and is also made synthetically, and that consists structurally of a cluster of four compactly fused benzene rings Word History Etymology Noun (1) New Latin pyrena Noun (2) pyr- + -ene
随便看	microtechnology microtektite microtext Microthelyphonida microtherm microthermal microthermic microthorax Microthyriaceae Microthyriales microti Microtidae microtime microtiter microtitre microtome microtomed microtomes microtomic microtomical microtomies microtoming microtomists microtonal microtonalities

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