pyrrole
名词 n.
英 /ˈpɪɹəʊl/
英文释义
名词 n.
-
Any of a class of aromatic heterocyclic compounds containing a ring of four carbon atoms and a nitrogen atom; especially the simplest one, C₄H₅N.
— The way the red crystals absorbed light suggested that the molecule might contain a porphyrin-like structure, a flat ring made up of four smaller rings called pyrroles […].
词形变化
词源
Etymology tree
Proto-Indo-European *péh₂wr̥
Proto-Hellenic *pāwər
Ancient Greek πῦρ (pûr)
Proto-Indo-European *-rós
Proto-Hellenic *-rós
Ancient Greek -ρός (-rós)
Ancient Greek πῠρρός (pŭrrhós)der.
German Pyrrolbor.
English pyrrole
From German Pyrrol, corresponding to Ancient Greek πυρρός (purrhós, “reddish, fiery”) + -ole.
Proto-Indo-European *péh₂wr̥
Proto-Hellenic *pāwər
Ancient Greek πῦρ (pûr)
Proto-Indo-European *-rós
Proto-Hellenic *-rós
Ancient Greek -ρός (-rós)
Ancient Greek πῠρρός (pŭrrhós)der.
German Pyrrolbor.
English pyrrole
From German Pyrrol, corresponding to Ancient Greek πυρρός (purrhós, “reddish, fiery”) + -ole.
0 次浏览
数据来源: Wiktionary