音標(biāo)發(fā)音英式音標(biāo) [??l.ki?n]美式音標(biāo) [??l.ki?n]英式發(fā)音 美式發(fā)音 基本解釋n.烯屬烴(鏈烯)同根派生 alkene相關(guān)詞英漢例句The hydrocarbon must be an alkene. 這個(gè)碳?xì)浠A物必定是烯烴。The Alkene Double Bond: A Focus of Reactivity. 21烯烴的雙鍵：重點(diǎn)是反應(yīng)活性。A hydrocarbon was known to be either an alkene or alkane. 某碳?xì)浠A物已知可能是烯烴或是烷烴。A hydrocarbon was known to be either an alkene or alkane . 某碳?xì)浠A物已知可能是烯烴或是烷烴。The nucleophiles include alkene, alkyne, alcohol, acid, amine, water, etc. 親核試劑包括烯烴、炔烴、醇、酸、胺、水等。alkene更多例句英英字典劍橋英英字典 any gas in a group that contains carbon and hydrogen atoms, with the carbon atoms joined together in a double bondalkene劍橋字典alkene柯林斯字典