bicyclo
释义与例句
n.
-
1.
A structure having two rings (either fused, or having a common bridgehead atom)
不可数 化学
词源
Etymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Italic *dwi- Latin bi-bor. English bi- Proto-Indo-European *kʷel- Proto-Indo-European *kʷékʷlos Ancient Greek κῠ́κλος (kŭ́klos)der. Late Latin cyclusbor. Middle English cicle English cycle ▲ Ancient Greek κῠ́κλος (kŭ́klos) Proto-Indo-European *-kos Ancient Greek -κός (-kós) Ancient Greek -ῐκός (-ĭkós) Ancient Greek κυκλῐκός (kuklĭkós)bor. Classical Latin cyclicuslbor. Middle French cyclique French cycliquebor. ▲ Classical Latin cyclicusbor. English cyclic English cyclo- English bicyclo From bi- + cyclo-.
来源：wiktionary