单词	isobutylene
释义	isobutylene /ˌʌɪsəʊˈbjuːtʌɪliːn / /ˌʌɪsəʊˈbjuːtɪliːn / noun [mass noun] Chemistry An easily liquefied hydrocarbon gas used in the making of butyl rubber. Chemical formula: (CH3)2CCH2. Electrophilic addition of the t-butyl cation to isobutylene completes the process and regenerates the t-butyl cation.
随便看	metaverse metavolcanic Metawileh meta-word Metaxa Metaxas metaxenia metaxin metaxite metaxylem Metazoa metazoan metazoic Metcalfe's law mete meteg metel metemgee metempirical metempsychose metempsychosic metempsychosis metempsychotic metempsychotically metencephalic

英语词典包含243303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。